What is the sign of -4ab when a >0 and b<0 CHOICES
1) Positive
2 )Negative
3 )zero

Solve 2x2 + 8 = 0 by graphing the related function. there are two solutions: . there are no real number solutions. there are two solutions: 2 and -2

Lucy and donavan measured the length of the school garden. lucys measurement is 11.3m and donavans measurement is 113 cm. could both be correct? explain

Agallon of apple juice cost $7 a pack of eight 4.23oz box of apple juice $2.39 which is a better deal