Math, asked by jaspreet1896, 1 year ago

ques 9 and 10 solution

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Answered by evangelindavids

0

Answer: 9. a= -5

10. 38

jaspreet1896: full explanation please

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jaspreet1896: 16

evangelindavids: It's wrong. Nvm it. Sorry.

jaspreet1896: okk

Answered by vinayakbala32

0

Answer:

so substitute x=0

2(0)²+0-a=5 given

⇒a=-5

given a=5,b=-3

2(a²+ab)+3-ab

2a²+ab+3

2(5)²+(5)(-3)+3

50-12=3

41

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