Please help me solve this ! will mark brainliest ! (spammers reported)
2 answers:
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Answer:
(c) 31.2-60
Step-by-step explanation:
Given that
60 – 31.2 + ? = 0
This is the same as the expression in option (c) 31.2-60.
Hence, option (c) is correct.
Answer:
Solution given:
now
f(x)+g(x)=....(1)
now
factoring x²+6x-40
we get
x²+10x-4x-40
x(x+10)-4(x+10)
(x+10)(x-4)
now substituting in equation 1 ,we get
f(x)+g(x)=
taking l.c.m
=
=now
opening bracket
=
So
answer is :
B.