Use a ratio identity to find tan ? if
?
and
.
?
A. tan ? = 5
B. tan ? = 09
C. tan ? = 4
D. tan ? = 08
E. tan ? = 3
Answer: A
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Solve the formula for the indicated variable.I = Prtfor r
A. r =
B. r =
C. r =
D. r = P - It
Solve the system graphically. Give x- and y-coordinates correct to the nearest hundredth.x2 + y2 = 7y =
A. {(-2.29, -1.32), (2.29, 1.32)} B. {(-2.13, -1.57), (1.76, -1.98)} C. {(-2.13, 1.57), (1.76, 1.98)} D. {(-1.76, -1.98), (2.13, -1.57)}
Graph the given function. Identify the vertex and the intercepts.y = x2 + 5x + 4
A. Vertex:
x-intercepts: -1 and -4
y-intercept: 4
B. Vertex:
x-intercepts: -1 and -4
y-intercept: 4
C. Vertex:
x-intercepts: 1 and 4
y-intercept: 4
D. Vertex:
x-intercepts: 1 and 4
y-intercept: 4
Use the distributive property to rewrite the expression, then simplify if possible- (5x + 10y)
A. -9x B. 3x + 6y C. -3x - 6y D. -3x + 6y