Question

If 1m square = xmm square, then value of x is A)25.64
B)6.16
C)12.38
D)3.08

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Answer:

Solution :

(1x+xsinx)10

Middle term in the above expansion =102+1=6

Then,

T6=C(10,5)(1x)5(xsinx)5

⇒638=10⋅9⋅8⋅7⋅65⋅4⋅3⋅2⋅1sin5x

⇒18=4sin5x

⇒sin5x=132

⇒sinx=12

⇒x=π6 General value for x=nπ+(−1)nπ6,n∈Z.

Step-by-step explanation: