friends please tell question no 8 I will definitely mark you brainliest
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put x=0 in equation we get
b = 0
f(2) = 2(2cube) - 5(2square)+a(2) +b
2(8) - 5(4) +2a + b
16 - 20 +2a + b
-8 +2a + b
2a+b = 8 ( equation 1)
put the value of b in equation 1
2a + 0 = 8
a = 8/2
a= 4
and b = 0
b = 0
f(2) = 2(2cube) - 5(2square)+a(2) +b
2(8) - 5(4) +2a + b
16 - 20 +2a + b
-8 +2a + b
2a+b = 8 ( equation 1)
put the value of b in equation 1
2a + 0 = 8
a = 8/2
a= 4
and b = 0
Aakanshatyagi:
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