Find an equation of the line that satisfies the conditions. Write the equation in standard form.Through
; vertical
A. x =
B. x =
C. y =
D. y =
Answer: B
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Solve the problem.Find the range and the standard deviation of the following golf scores: 74, 70, 70, 66, 68, 69, 69.
A. Range = 6; standard deviation = 2.3 B. Range = 8; standard deviation = 1.9 C. Range = 8; standard deviation = 8 D. Range = 8; standard deviation = 2.4
Solve the problem.Three different high schools plan to order the same three text books. School A plans to order 90 of book 1, 20 of book 2, 80 of book 3. School B plans to order 60 of book 1, 20 of book 2, 20 of book 3. School C plans to order 80 of book 1, 100 of book 2, 70 of book 3. The cost of book 1 is $15 per copy, the cost of book 2 is $20 per copy, and the cost of book 3 is $25 per copy. What matrix product displays the cost to each school of buying the textbooks? Display the two matrices which must be multiplied and their product.
A.
=
B.
=
C.
=
D.
=
Find the exact value of the following expression without using a calculator.cos
A.
B.
C. -
D. -
Let x represent one number and let y represent the other number. Use the given conditions to write a system of nonlinear equations. Solve the system and find the numbers.The sum of two numbers is 1 and their product is -342. Find the numbers.
A. 18 and -19 B. -18 and 19 C. -18 and 19; 18 and -19 D. -18 and -19; 18 and 19