Determine whether the scatter plot should be modeled by a linear, power, quadratic, cubic, or quartic function.
?
?
?
A. linear
B. power
C. quadratic
D. cubic
E. quartic
Answer: A
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Find the circumference of the circle. Use 3.14 or 
for ? as indicated.Find the exact circumference. (Leave answer in terms of ?.)
A. 5? ft B. 20? ft C. 25? ft D. 10? ft
The measures of two angles of a triangle are shown. Find the measure of the third angle.
A. m?C = 66° B. m?C = 114° C. m?C = 48° D. m?C = 24°
Solve the equation by completing the square. Then (i) give the exact solutions and (ii) give the solutions rounded to the nearest thousandth.(9t + 6)2 = 19
A. (i) 
(ii) {-0.182, -1.151}
B. (i) 
(ii) {1.067}
C. (i) 
(ii) {0.401, -0.401}
D. (i) {-6 ±
} (ii) {-1.641, -10.359}
Determine which purchase has the lower unit price.Brand X: 8 oz. for $1.92Brand Y: 20 oz. for $4.00Brand Z: 24 oz. for $5.28
A. Brand Y B. Brand Z C. Brand X D. Not enough information