Solve the problem.There are 3 balls in a hat; one with the number 1 on it, one with the number 4 on it, and one with the number 7 on it. You pick a ball from the hat at random and then you flip a coin. Using a tree diagram , obtain the sample space for the experiment. Then, find the probability that the number on the ball is greater than 6.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the problem.Refer to the line sketched in the figure below. Determine if the slope of the line is positive, negative, or zero. Then determine if the y-coordinate of the y-intercept is positive, negative, or zero.
What will be an ideal response?
Mathematics
Solve the problem.Jake wants to work 5
hours at his part-time job this week. He has already worked 
How many more hours does he need to work?
A. 
hr
B. 4
hr
C. 
hr
D. 3
hr
Mathematics
Use a calculator to give the value in degrees.cos-1(-0.3907)
A. 115° B. 110° C. 113° D. -67°
Mathematics
Write the expression in the standard form a + bi.(1 - i)10
A. 32 - 32i B. -32i C. -32 + 32i D. 32
Mathematics