Verify the identity.
= - sin 3x
What will be an ideal response?
= 
= - sin 3x
Mathematics
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Find the magnitude of u × v and the unit vector parallel to u × v in the direction of u × v.u = 2i + 2j - k, v = -i + k
A. 9; 
i - 
j + 
k
B. 3; 
i - 
j + 
k
C. 9; 
i + 
j - 
k
D. 3; 
i + 
j - 
k
Mathematics
Use power series operations to find the Taylor series at x = 0 for the given function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Solve the given equation by finding the unknown value.45 + 21 = ?
A. 75 B. 56 C. 66 D. 64
Mathematics
Determine whether the following is true or false.A - B = (A ? B) - B
A. True B. False
Mathematics