How many solutions are in this problem? #3. -9m^2+m-7=0
discriminant .b^2-4ac
=1-4×(-9)×(-7)
=1-252=-251
-251

2 imaginary solutions which are conjugates

Step-by-step explanation:

answer: $201

step-by-step explanation: to get the answer, you first get 3 nieces that he sold and multiply it by 67 and get $201, so he earned $201 selling his nieces.

a)(x-2)^2+(y-1)^2=9

step-by-step explanation:

(picture explains)