Evaluate the expression when x=10, y=−2, and z=−5. −x2+6zy=
2 answers:
x = 10
y = -2
z = -5
-x2 + 6zy = ???
Plug it in:
-(10)(2) + 6(-5)(-2) = ???
-10 x 2 + 6 x 10= ???
-20 + 60 = 40
Therefore, plugging the values in would make it equal 40.
Answer:
- 40
Step-by-step explanation:
− x² + 6zy =
- 10² + 6×(- 5)(-2)
- 100 + 6×10
- 100 + 60
- 40
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