Evaluate the given function at the indicated value.f(x) = 5x2 + 6x - 5; g(x) = 5x - 5Find (f + g)(-3).
A. 62
B. 82
C. 2
D. -88
Answer: C
Mathematics
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Perform row operations on the augmented matrix as far as necessary to determine whether the system is independent, dependent, or inconsistent. x + y - 2z = 83x + z = - 62x - y + 3z = -14
A. Dependent B. Independent C. Inconsistent
Mathematics
Write the complex number in rectangular form.6(cos 330° + i sin 330°)
A. -3
+ 3i
B. 3
- 3i
C. -3
- 3i
D. 3
+ 3i
Mathematics
Factor the trigonometric expression.100 csc4y - 20 csc2 y + 1
A. (10 csc2 y - 1)(10 csc2 y + 1) B. (10 csc2 y - 1)2 C. (10 - csc2 y)(10 + csc2 y) D. (10 - csc2 y)2
Mathematics
Write the number in decimal notation.A student's test average is seventy-eight and nine tenths.
A. 78.099 B. 78.009 C. 78.9 D. 78.09
Mathematics