I dont know how to solve it but since the answer shows as 6 and -7, if you plug it in as x values, one tiem as 6 and second time as -7 it doesnt equal 42
To know if there is a perfect square you gotta see if there is a minus sign before the second coefficient and when you square the second coefficient divided by 2 you should get the third coefficient
Answer:
a
Step-by-step explanation:
put f of x in to the x spot
Answer:
70.45%
Step-by-step explanation:
The markup is $75 -44 = $31. As a percentage of the wholesale price, that is ...
$31/$44 × 100% ≈ 70.45%