Eliminate the parameter t. Find a rectangular equation for the plane curve defined by the parametric equations.x = 2t - 1, y = t2 + 7; -4 ? t ? 4
A. y = 
x2 + 1; -6 ? x ? 4
B. y = x2 + 1; -2 ? x ? 2
C. y = 
x2 + 
x + 
; -9 ? x ? 7
D. y = - 
x + 30; -6 ? x ? 4
Answer: C
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Solve the right triangle.A = 11° 42', c = 201 ft, C = 90°Round side lengths to two decimal places, if necessary.
A. B = 79° 17', a = 40.76 ft, b = 192.82 ft B. B = 78° 17', a = 43.96 ft, b = 198.02 ft C. B = 78° 18', a = 40.76 ft, b = 196.82 ft D. B = 78° 18', a = 40.19 ft , b = 195.93 ft
Rewrite the given expression using an appropriate variable. Use the first letter of the given word as the variable.6 ? (Points)
A. 6 + P B. 6 ? P C. P ÷ 6 D. 6 ÷ P
Solve using both the addition and multiplication properties of equality.-7.3q + 1.2 = -58.8 - 1.3q
A. q = -66 B. q = 8.4 C. q = 10 D. q = 8.2
Find the center (h, k) and radius r of the circle with the given equation. x2 - 4x + 4 + y2 + 12y + 36 = 4
A. (h, k) = (2, -6); r = 2 B. (h, k) = (-6, 2); r = 2 C. (h, k) = (6, -2); r = 4 D. (h, k) = (-2, 6); r = 4