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Q: How do you solve negative nine to the second power plus seven?

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1 over 5^2. which is 1/25

Subtract negative two from negative nine. = Add two to negative nine. = Negative seven.

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when they say a number is "to a power" like "5 to the second power" its the same thing as 52 read "5 squared" to solve this all you have to do is 5x5=25. if you have "3 to the fourth power" you would do 34 which is the same as 3x3x3x3=81.

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1 over 5^2. which is 1/25

Subtract negative two from negative nine. = Add two to negative nine. = Negative seven.

-7p2 -2p3 + 5 is an expression, not an equation or inequality. An expression cannot be solved

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A number to a negative power is equal to One divided by number to its positive power. So, x^-2 is equal to 1/x2.

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Question 3C: Four minus seven equals negative two.

it is 1000 taking away 200 4 times

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3^(-4) = (1/3)^4 = 1/81

it's the same as 1 over the same number to a positive power. 2 to the power -3 = 1/ 2 cubed = 1/8

2 minus 5 is -3, sooo your answer should be negative 3 over 7.

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