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If I understand this right...
f(x) = x2 + 5x + 2
f(x) is a function, in this case a function of x. Using this function, you can say...
f(g) = g2 + 5g + 2
f(pi) = pi2 + 5pi + 2
All we're doing is substituting whatever's in the brackets on the other side. Thus...
f(2) = 22 + 5*2 + 2
What else can I help you with?
5x plus 3 equals 3 plus 5x?
5x plus 3 does equal 3 plus 5x; commutative law.
How do you solve 5X plus 5 equals 10X?
You find x. Oh! There it is!! ^ See?
Find the value of x 4-5x plus -2 plus -6 equals 182?
-186/5
How do you find the rate of change for 5x plus 3y equals -2?
Rearrange for y, let f(x) = y, and find the derivative of f(x) with respect to x: 5x + 3y = -2 y = -(5x+2)/3 = f(x) df/dx = -5/3
What is 5x plus 12 equals 93-4?
The answer to the math problem of 5x plus 12 equals 93-4 is 77/5.
If 8x plus 5x plus 2x plus 4x equals 114 the 5x plus 3 equals?
33
5x plus 3 equals 3 plus 5x?
5x plus 3 does equal 3 plus 5x; commutative law.
What is the answer to 2x - 5x plus 6.3 equals -14.4?
What is the answer to 2x - 5x plus 6.3 equals -14.4?
Find the slope to y equals -5x plus 6?
The slope is -5
What is 5x plus 5 plus 7x equals 47 plus 5x?
x=6
How do you solve 5X plus 5 equals 10X?
You find x. Oh! There it is!! ^ See?
8x-7 plus 2x equals 6 plus 5x plus 2?
8x-7 plus 2x equals 6 plus 5x plus 2?
Are the lines parallel y equals 5x plus 1 y equals 5x?
Yes.
Find the value of x 4-5x plus -2 plus -6 equals 182?
-186/5
How do you find the rate of change for 5x plus 3y equals -2?
Rearrange for y, let f(x) = y, and find the derivative of f(x) with respect to x: 5x + 3y = -2 y = -(5x+2)/3 = f(x) df/dx = -5/3
How do you find the missing term in a problem like for example 5X3 plus 5X equals 5X times?
Since 5x is a factor of both terms, divide it. 5x3 + 5x = 5x(x2 + 1)
How do you add 2x plus 3y equals 18 in 5x-y equals 11?
How do you add 2x plus 3y equals 18 in 5x-y equals 11
