Three coplanar forces are given as follows: A = 4N eastward, B = 10 N at 125°, and C = 15 N at 220°. Plot the forces in one Argand plane and label properly. Determine the resultant D. where D = 2B- (C+ A), expressed in both Polar and Cartesian forms.

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A: Given,             r = 64 We have to convert the polar equation to a rectangular equation. 

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A: Given,       6 ,7 ,10 ,11 ,12 ,13 ,16 ,18 ,25

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A: only statement 2 is correct Explanation is given below:

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Q: Show that: phi(mn) = [Qphi(m)phi(n)]/phi(Q) let Q denote the product of primes common to m and n

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Q: If a and b are two integers such that a = bq +r, with b> 0, then %3D gcd(a, b) # gcd(b,r) gcd(a, b) ...

A: Let a = bq + r   … (1)Now,  let d1   = gcd ( a,b) then ⇒d1  | a  and   d1  | b ⇒d1 | a - bq   and d1...

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