What expression is not equivalent to 1/343
a. 7-1 x 7-2
b.77 x 7-10
c. 7-2 x 7-5
d. 7-5 x 72
(all expressions have an integer either negative or positive u just can't type it correctly here and b and d or not 77 or 72 it's 7 and positive 7 and d is 7 positive 2

The long jump record, in feet, at a particular school can be modeled by f(x) = 19.6 + 2.5ln(x + 1) where x is the number of years since records began to be kept at the school. what is the record for the long jump 11 years after record started being kept? round your answer to the nearest tenth.

Rewrite the following quadratic functions in intercept or factored form. show your work. f(t) = 20t^2 + 14t - 12

What is the correct decimal form of 12%