Select all of the following that are quadratic equations.

1 answer:

3 0

The name Quadratic comes from "quad" meaning square, because the variable gets squared (like x2). However, it is important to not that an expression is only quadratic if and only if the highest degree of a term is 2. Therefore, the quadratic equations from the pool of choices would be as follows:

3x^2 + 5x - 7 = 0
5x^2+ 15x = 0
x^2 - 4x = 4x + 7

You might be interested in

2Plss need help, timed

stiv31 [10]

The firefighters would not be able to reach the cat because the ladder is only 35 cm tall and the cat is 39m up (I HOPE THIS ACTUALLY HELP IF IT DOES NOT I HOPE SOMEONE CAN HELP YOU)

8 0

2 years ago

Which of the following formulas could be used to find the area, A, of a triangle with base b and height h?

Artist 52 [7]

The correct formula to use when finding the area of this triangle is A= 1/2(b)(h). Hope this helps.

5 0

3 years ago

Read 2 more answers

Find the area of DUO

Mama L [17]

Answer:

What do you mean DUO?

Step-by-step explanation:

4 0

3 years ago

How to test a function graphically

drek231 [11]

Answer:

Step-by-step explanation:

Inspect the graph to see if any vertical line drawn would intersect the curve more than once. If there is any such line, the graph does not represent a function. If no vertical line can intersect the curve more than once, the graph does represent a function.

that is known as the vertical line test

3 0

2 years ago

Read 2 more answers

There are 454 grams in a pound. There are 16 ounces in a pound. How many grams are in an ounce?

Lostsunrise [7]

Answer: There are 28.375 grams in an ounce.

Step-by-step explanation:

Given: Total grams in a pound =454 grams

Total ounces in a pound = 16 ounces

Therefore, 16 ounces = 454 grams

To find grams in an ounce, we need to divide 454 grams by 16, we get