Graph the linear equation by finding and plotting its intercepts.20y - 5x + 10 = 0
A. 
, 
B. 
, 
C. 
, 
D. (0, - 
), (-2, 0)
Answer: C
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Identify the numbers from the given list that belong to the indicated set. 3, 
, -17, 0, 
, - 
, 3.6, 
, 0.
Natural numbers
A. 3, 0, 
B. 3, 
C. -17, 0, 3
D. 3, 0
Solve the problem.There are 3 cards in a hat; one is a King, one is a Queen, and one is an Ace. Two cards are to be selected at random without replacement. Using a tree diagram , obtain the sample space for the experiment. List the elements that make up the sample space.
A. KQA, QKA, AKQ B. KQ, KA, Q K, Q A, A K, A Q C. KK, K Q , KA, Q K , Q Q , Q A, AK , AQ , A A D. KKQ, KKQ, QAK, AQ A
Write a formula for the general term (the nth term) of the sequence. Then use the formula for an to find the twelfth term of the sequence.12, 28, 44, 60, . . .
A. an = 4n - 1; a12 = 47 B. an = 16n - 4; a12 = 188 C. an = 16n - 1; a12 = 191 D. an = 4n - 16; a12 = 32
Solve the problem.For the following table of data, a.Draw a scatterplot.b.Calculate the correlation coefficient.c.Calculate the least squares line and graph it on the scatterplot.d.Predict the y-value when x is 25.
?
A. a.
b. 0.950
c. Y = 1.7x + 8.5
d. 51
B. a.
b. 0.903
c. Y = 2x + 6.5
d. 56.5
C. a.
b. 0.950
c. Y = 1.7x
d. 42.5
D. a.
b. 0.950
c. Y = 1.7x + 7.5
d. 50