Solve the system of equations graphically. If the system does not have a single ordered pair as a solution, state whether the system is inconsistent of dependent. -4x + 3y = -5 -8x + 6y = -10  

A. (2, -5)

B. (-2, 5)

C. Infinitely many solutions, dependent

D. No solution, inconsistent


Answer: C

Mathematics

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Find . Write the answer in polar form with the argument between 0° and 360°z1 = 1 + i, z2 = 1 - i

A. (cos 105° + i sin 105°)
B. (cos 105° + i sin 105°)
C. (cos 15° + i sin 15°)
D. (cos 15° + i sin 15°)

Mathematics

Use synthetic division to decide whether the given number is a solution of the given equation.9x3 + x2 + 8x - 9; x = 1

A. Yes B. No

Mathematics

Provide an appropriate response.Is this proportion true or false:  = ? Which method did you use to determine the answer?

What will be an ideal response?

Mathematics

Find a and k and then evaluate the function. Round your answer to three decimal places when necessary.f(x) = 15 + a(3kx) with f(0) = 19 and f(6) = 51. Find f(3).

A. a = -4, k = 3, f(3) = 27
B. a = 4, k = - , f(3) = 19
C. a = -4, k = - , f(3) = 27
D. a = 4, k = , f(3) = 27

Mathematics