find the value if a=-1 b=2c=-3 ,3a²b²+5ab-c+5abc
Answers
Answered by
0
Answer:
3a²b² +5ab - c + 5abc
= 2 (-1)²(2)² +5 (-1)(2) - (-3)+5(-1)(2)(-3)
= 2*1*4 + 5*-1*2 +3 + 30
=8 - 10 +3 +30
= 41 - 10 = 31
Answered by
1
Answer:
35
Step-by-step explanation:
= 3(-1)²(2)²+5(-1)2-(-3)+ 5(-1)2(-3)
= 3×1×4 + (-10) +3 +30
= 12-10+3+30
= 35
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