what x²-y²+4y³-5x³(64-xy) = ? if (x=39) (y=73)
Answers
Answered by
2
Answer:
826976145 is the answer
Step-by-step explanation:
1521-5329+4(389017)-5(59319)(64-(39)(73))
= 826976145
I hope it is help to you
Answered by
1
Answer:
Step by step explanation :
x² - y² + 4y³ - 5x³ (64-xy)
= (x+y)(x-y) + 4y³ - 5x³ (64-xy)
= (39+73)(39-73) + 4×73³ - 5×39^3 (64-39×73)
= (112)(-34) + 1556068 - 2988765 × (-2783)
= - 3808 + 1556068 + 8317732995
= 8319285255
Similar questions