Solve for f(5). f(x)=x^2-2x

Exact form:

x = √2, −√ 2

Demi cal form:

x=1.41421356…, −1.41421356…

whatever you can spend with $11.53 or under.

step-by-step explanation:

20 - 8.47 = 11.53. take away the money he used for lunch from the starting amount of 20.

the answer would be 1 1/72

step-by-step explanation:

you can rewrite the equation by separating the parts and then solving individually:

10-9=1

1/8 - 1/9=

find l c d and then combine:

1 1/72