Question

What is the value of 7x to the 2 power -10 ,when x = 6?

Answer 1

242

Explanation:

1) replace the values

7x^2-10

7(6)^2-10

2) get rid of the exponent by multiplying 6 times 6

7(36)-10

3) multiply 7 by 36

252-10

4) subtract 10

242