C because if you plug one into the other the answer comes out as x and that is how you know it is an inverse
Answer:
Step-by-step explanation:
you have a right triangle with the hypotenuse of 41 and another side of 40
a===
a=9
Like wat is it like i need was you need to show me your Question so i know what you talking about
Answer:
2x² +7x - 4
Step-by-step explanation:
(2x-1)(x+4)
2x² + 8x - x - 4
simplify:
2x² +7x - 4