Identify the element specified for the matrix.
a12
A. -5
B. -9
C. -6
D. 3
Answer: A
Mathematics
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Add or subtract as indicated. Then simplify your answer if possible. Leave the answer in terms of sin ? and/or cos ?.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
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Find a bound on the real zeros of the polynomial function.f(x) = x4 - 7x2 - 18
A. -18 and 18 B. -25 and 25 C. -26 and 26 D. -19 and 19
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Identify the equation without completing the square.3x2 - 4x + y - 3 = 0
A. ellipse B. parabola C. hyperbola D. not a conic
Mathematics
Factor the trinomial, or state that the trinomial is prime.3x2 - 26x + 16
A. 3(x - 2)(x - 8) B. (3x - 2)(3x + 8) C. (3x - 2)(x - 8) D. (3x + 8)(x - 2)
Mathematics