Kimberly solved -3x^2- 12 = 0 using the steps below. Equation: -3x^2- 12 = 0
Step 1: -3x^2= 12
Step 2: x^2= -4
Step 3: x= +2
Did Kimberly solve the quadratic equation correctly? If not, which step is mathematically incorrect?
Kimberly solved the quadratic equation correctly.
Kimberly made a mistake in step 1
Kimberly made a mistake in step 2.
Kimberly made a mistake in step 3.

think about it deeply and passionately about this property

i am sorry

according to this law, when unemployment goes up by 1%, gdp drops by 2%. in the question, unemployment rate goes from 2% to 5%, meaning unemployment goes up by 3%, so the gdp drops by 6%. thus the effect is a drop in gdp by 6%.

step-by-step explanation:

c.

step-by-step explanation:

because first you have to add the 4x, 9x, and the 7x together and you get 20x and then you add the last numbers up and you get 5and then you put the subtraction sign in there and that's how you get the answer.

12

step-by-step explanation:

a triangle's   full angle is 180 degrees so 180 - 156 = 24. 24/2=12