Cumulative Exam — Cumulative exam Answers

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Which formula can be used to find the nth term of a geometric sequence where the first term is 8 and the common ratio is –3?

Which phrase best describes the translation from the graph y = 2x2 to the graph of y = 2x2 + 5?

A series contains 18 numbers and has a sum of 4,185. The last number of the series is 275. What is the first number?

Use the vectors to determine two dot products: and

The displacement, d, in millimeters of a tuning fork as a function of time, t, in seconds can be modeled with the equation . What is the frequency of the tuning fork?

Which is the equation for the graph of the limacon curve below? [-5,5] by [-5,5]

Write the ordered pair that represents . Then find the magnitude of .

Which of the following accurately lists all of the discontinuities for the function graphed below?

What is the vertical shift of the graph of the parent cosecant function to the graph of the function below?

A sports store made a display by stacking baseball bats in a pile. The bottom row of the pile has 20 bats, and the top row has 14 bats. Each row has 1 fewer bat than the row below. How many bats are used in the display?

Find an ordered pair that represents the vector from (-3.7,2) to (-4, -5).

Which of the diagrams correctly displays , using the parallelogram method? a. c. b. d. Please select the best answer from the choices provided

Which is an x-intercept of the graph of the function ?

The depth of the water, d, at the end of a pier changes periodically as a function of time, t, in hours as shown in the graph below. According to the model, the last low tide occurred at 5:00 a.m. When will the next low tide occur? Let t = 0 be 12:00 a.m.

Find a b if a = 3i + 8j and b = -0.5i - 4j.a.c.b.-33.5d.-30.5

What is the value of y in the sequence below?

Which is the graph of the rose curve ?a.c.b.d.

Khalid invests $500 in an account that earns 1.5% interest per year, compounded annually. Which of the following is formed by the amount in his account from year to year?

Write the equation of the inverse function: a. c. b. d. Please select the best answer from the choices provided