Find the distance d(A, B) between the points A and B.A = (-4, -7); B = (4, -3)
A. 48
B. 48
C. 4
D. 4
Answer: C
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Tell whether a linear model or a quadratic model is appropriate for the data. If linear, tell whether the slope should be positive or negative. If quadratic, decide whether the leading coefficient a of x2 should be positive or negative.
A. linear; positive B. quadratic; positive C. linear; negative D. quadratic; negative
Solve the problem.A group of 4 friends goes bowling. How many different possibilities are there for the order in which they play if the youngest person is to bowl first?
A. 6 B. 3 C. 24 D. 4
Solve the problem.A biologist collected 277 fern and moss samples. There were 13 fewer ferns than moss samples. How many fern samples did the biologist collect?
A. 145 fern samples B. 79 fern samples C. 264 fern samples D. 132 fern samples
Mentally evaluate the expression.
? 
? 
? (-2) ? (-8)
A. - 
B. 1
C. 
D. 