Answer:
The MAD is 3.125
L.C.M of 432 and 486: 3888
H.C.F of 432 and 486: 54
Step-by-step explanation:
Answer: 9
4x²-7x+7 f(2)=4*(2)^2-7(2)+7=16-14+7=9
Substitute into second equation:
Substitute and into the third equation:
Substitute into :
Plug in y and z values into :