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7 × (r + 8) = 7(r + 8) = 7r + 56

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What is 8 minus the product of 9 and r?

If we assume that "r" is unknown: -9r+8 or 8-9r It cannot be simplified further.


Find the possible value or values of r in the quadratic equation r2 -7r - 8 0?

I think you mean r2 -7r -8 = 0. If so, then factor it: (r+1)(r-8) = 0 Then set r+1 = 0, r+1-1=-1, r = -1 Set r-8 =0, r-8+8 = 8 so r = 8


What is one-eighth of r?

One-eighth of a quantity ( r ) can be calculated by dividing ( r ) by 8. Mathematically, it can be represented as ( \frac{r}{8} ). This means that if you have a value for ( r ), you can find one-eighth of that value by simply dividing it by 8.


If the compound interest accrued on an amount of Rs 15000 in two years in Rs 2496 what is the rate of interest pcpa?

The total value after 2 years is 15000 + 2496 = 17496.So 17496 = 15000*(1 + r/100)2That is, (1 + r/100)2= 17496/15000 = 1.1664(1 + r/100) = sqrt(1.1664) = 1.08so r = 8% pa.The total value after 2 years is 15000 + 2496 = 17496.So 17496 = 15000*(1 + r/100)2That is, (1 + r/100)2= 17496/15000 = 1.1664(1 + r/100) = sqrt(1.1664) = 1.08so r = 8% pa.The total value after 2 years is 15000 + 2496 = 17496.So 17496 = 15000*(1 + r/100)2That is, (1 + r/100)2= 17496/15000 = 1.1664(1 + r/100) = sqrt(1.1664) = 1.08so r = 8% pa.The total value after 2 years is 15000 + 2496 = 17496.So 17496 = 15000*(1 + r/100)2That is, (1 + r/100)2= 17496/15000 = 1.1664(1 + r/100) = sqrt(1.1664) = 1.08so r = 8% pa.


Find the smallest number in a GP whose sum is 38 and product 1728?

Let the three numbers in GP: a/r, a, ar---------(A)Where '^' is power of . . .Sum of these numbers are:a/r +a +ar = 38a(1\r+1+r) = 38 ---- (1)Product of these numbers are:a^3 = 1728= (12)^3a = 12Putting the value of a in (1) you will get:12(1\r+1+r) = 38And factorising, we getr = 2/3 or r = 3/2Sub. the r and a value in (A), we get8,12,18 or 18,12,8. When a = 12And smallest no. is 8.

Related Questions

8 minus the product of 9 and r?

8 - 9*r


What is 8 minus the product of 9 and r?

If we assume that "r" is unknown: -9r+8 or 8-9r It cannot be simplified further.


Find three numbers in gp whose sum is 28 and whose product is 512?

Let the three numbers in geometric progression be ( a, ar, ar^2 ). The sum can be expressed as ( a(1 + r + r^2) = 28 ) and the product as ( a^3 r^3 = 512 ). From the product, we find ( a r = 8 ), allowing us to express ( a ) as ( \frac{8}{r} ). Substituting this into the sum equation leads to the system of equations that can be solved to find ( a ) and ( r ), yielding the numbers 4, 8, and 16.


How is total revenue calculated?

Total revenue is calculated by multiplying the price of the product sold by the quantity sold. PQ = R. Total profit is total revenue minus costs incurred. R-C = P


What is the total surface area of a rectangular pyramid if a r equals 8 and h equals 8.54?

It depends on what "a r equals 8" means.


How many combinations can you get with 8 numbers in a seven number combination?

To calculate the number of combinations possible with 8 numbers in a seven-number combination, you would use the combination formula, which is nCr = n! / (r!(n-r)!). In this case, n = 8 and r = 7. Plugging these values into the formula, you get 8C7 = 8! / (7!(8-7)!) = 8. Therefore, there are 8 possible combinations with 8 numbers in a seven-number combination.


If r 6 units and x 8 units then what is the total surface area of the cylinder shown above?

To calculate the total surface area of a cylinder, you can use the formula: ( \text{Total Surface Area} = 2\pi r(h + r) ), where ( r ) is the radius and ( h ) is the height. Given that the radius ( r ) is 6 units and the height ( h ) is 8 units, the total surface area would be ( 2\pi \times 6 \times (8 + 6) = 2\pi \times 6 \times 14 = 168\pi ) square units. Thus, the total surface area of the cylinder is ( 168\pi ) square units.


How do you convert 78 to a decimal?

78.0 Or do you mean 7/8 ( Seven Eights) In which case. 8)7.0000 = Eight into seven will not go . So '0' in the answerm followed by a decimal point 8)700000 =( 0. Then eight into 70 = 8 remainder 6' Hence 8)70000 - 64 R 6. ( = 0.8 > 8)6000 = Eight into 60 = 7 Remainder 4. Hence 8)40000 - 5 R 0 = ) 0.875 The answer. Hence 8)60000 - 56 R 4 = ) 0.87


Find the possible value or values of r in the quadratic equation r2 -7r - 8 0?

I think you mean r2 -7r -8 = 0. If so, then factor it: (r+1)(r-8) = 0 Then set r+1 = 0, r+1-1=-1, r = -1 Set r-8 =0, r-8+8 = 8 so r = 8


What is one-eighth of r?

One-eighth of a quantity ( r ) can be calculated by dividing ( r ) by 8. Mathematically, it can be represented as ( \frac{r}{8} ). This means that if you have a value for ( r ), you can find one-eighth of that value by simply dividing it by 8.


If the compound interest accrued on an amount of Rs 15000 in two years in Rs 2496 what is the rate of interest pcpa?

The total value after 2 years is 15000 + 2496 = 17496.So 17496 = 15000*(1 + r/100)2That is, (1 + r/100)2= 17496/15000 = 1.1664(1 + r/100) = sqrt(1.1664) = 1.08so r = 8% pa.The total value after 2 years is 15000 + 2496 = 17496.So 17496 = 15000*(1 + r/100)2That is, (1 + r/100)2= 17496/15000 = 1.1664(1 + r/100) = sqrt(1.1664) = 1.08so r = 8% pa.The total value after 2 years is 15000 + 2496 = 17496.So 17496 = 15000*(1 + r/100)2That is, (1 + r/100)2= 17496/15000 = 1.1664(1 + r/100) = sqrt(1.1664) = 1.08so r = 8% pa.The total value after 2 years is 15000 + 2496 = 17496.So 17496 = 15000*(1 + r/100)2That is, (1 + r/100)2= 17496/15000 = 1.1664(1 + r/100) = sqrt(1.1664) = 1.08so r = 8% pa.


What is the surface area of this cylinder that has a radius of 8 inches and a height of 22 inches?

The total surface area is 2*pi*r*(r + h) square inches, where r is the radius and h is the height.