Find v ? u.v = 4i - 8j and u = -9i + 3j
A. -12
B. -5i - 5j
C. -36i - 24j
D. -60
Answer: D
Mathematics
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Factor the polynomial completely. If the polynomial cannot be factored, say it is prime.7x2 + 17x - 12
A. (x - 4)(7x + 3) B. (x + 3)(7x - 4) C. (x - 3)(7x + 4) D. Prime
Mathematics
A point on the terminal side of angle ? is given. Find the exact value of the indicated trigonometric function of ?.(6, -4) Find cot ?.
A. 
B. - 
C. - 
D. - 
Mathematics
Evaluate the polynomial.4x3 + 3x2 - 28 for x = -2
A. -66 B. -60 C. -58 D. -48
Mathematics
Determine if the following argument is valid.Premise: If I jog regularly, then I feel more energetic. If I feel more energetic, then I make better grades.Conclusion: If I jog regularly, then I make better grades.
What will be an ideal response?
Mathematics