Find the value of the following expression at a = - 2 and b = - 3.
a³ + 3b² - 3ab + 5ab².
(A) -75
(B) -89
(C) 39
(D) 68.
Please explain the whole question.
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Answered by
1
Answer:
THE ANSWER IS..... .
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Answered by
3
Answer:
a^3+3b^2-3ab+5ab^2
putting the value of a= -2 and b= -3
( -2)^3+3( -3)^2-3(-2)*(-3)+5(-2)(-3)^2
= -8+3*9-3*6+5*( -18)
= -8+27-18-90
=27-(8+18+90)
=27-116
= -89
Step-by-step explanation:
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