Mathematical Concepts and Problem Solving

Mathematical Concepts and Problem Solving

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

Created by

Thomas White

FREE Resource

This video is the fourth installment in the Math 1 EOC release test for 2014, focusing on the calculator active session. It covers finding the minimum value of a car's worth using a parabola, simplifying expressions with exponents, calculating the average rate of change for Plankton weight, comparing Y-intercepts of functions, determining cost differences between cell phone companies, and comparing methods in an experiment to warm an object.

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14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main focus of the fourth video installment in the Math 1 EOC release test?

Calculator inactive session

Calculator active session

Non-calculator session

Graphing session

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the car value equation V = 20.8x^2 - 48.3x + 3500, what does the positive coefficient of x^2 indicate about the parabola?

The parabola has no minimum point

The parabola is a straight line

The parabola opens upwards

The parabola opens downwards

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you determine the year when the car had the least value using the given equation?

Find the minimum point of the parabola

Find the maximum point of the parabola

Use the initial value of the equation

Calculate the average value

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the equivalent expression for x^(1/3) raised to the 3rd power?

x^1

x^3

x^0

x^-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When simplifying a negative exponent, what should you do?

Add the exponent to the base

Ignore the exponent

Multiply the exponent by the base

Change the level of the base

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the average rate of change in weight of the Plankton from week 8 to week 12?

0.425 ounces per week

0.325 ounces per week

0.225 ounces per week

0.125 ounces per week

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the average rate of change calculated?

Sum of x and y

Difference between x and y

Change in x divided by change in y

Change in y divided by change in x

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