Find an equation for the line with the given properties.Perpendicular to the line -7x - 5y = 9; containing the point (-2, -1)
A. -2x + 5y = 9
B. -7x + 5 = -7
C. 5x - 7y = -3
D. 5x + 7y = -3
Answer: C
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Find the exact value under the given conditions.sin ? = 
, 
< ? < ?; cos ? = 
, 0 < ? < 
Find sin (? - ?).
A. - 
B. 
C. 
D. 
Use the properties of logarithms to find the value of the expression.Let logb 6 = a and logb 3 = c. Find logb 
.
A. 3b + a - 5 B. 3a + 5 C. 3ab D. 3(a + b)
Sketch the graph of the quadratic function. Identify the vertex and axis of symmetry.f(x) = (x - 1)2 - 1
A. vertex: (- 1, - 1)
axis of symmetry: x = - 1
B. vertex: (1, - 1)
axis of symmetry: x = 1
C. vertex: (1, - 1)
axis of symmetry: x = 1
D. vertex: (- 1, - 1)
axis of symmetry: x = - 1
Write a formula for the nth term of the indicated sequence. Write out the first five terms of the sequence.arithmetic: a = 12, d = 5
A. an = 5n + 12; 12, 17, 22, 27, 32 B. an = 5n + 7; 12,17, 22, 27, 32 C. an = 5n + 12; 17, 22, 27, 32, 37 D. an = 12n + 7; 17, 22, 27, 32, 37