Question 1

Find the error.

Accepted Answer

Multiplied 6 by 2 instead of squaring it.

Answer

Used the speed of light formula.

Answer

Incorrectly labeled a, b, and c.

Question 2

Find the error.

Accepted Answer

Did not put a parenthesis around the -3 before squaring it.

Answer

It is correct.

Answer

Did not use the plus and minus sign.

Answer

I didn't do the homework so I have no idea.

Question 3

Solve $x^2+x-4=0$ If in a decimal round to the nearest hundredth.

Accepted Answer

1.56, -2.56

Question 4

Solve $x^2-4=0$ If in a decimal round to the nearest hundredth.

Accepted Answer

2, -2

Question 5

Solve $6x^2+11x-35=0$. If in a decimal round to the nearest hundredth.

Accepted Answer

5/3, -7/2

Question 6

Solve $x^2=7x$ If in a decimal round to the nearest hundredth.

Accepted Answer

0, 7

Question 7

Solve $2x^2-4x=3$. If in a decimal round to the nearest hundredth.

Accepted Answer

-.58, 2.58

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