? 10. If ab = 5 and a² + b² = 25, then (a + b)2 =
a. 35
b. 20
c. 15
d. 30​
tell me the answer

3(10x-y)-5(x-y^2) need this solved asap

Rosy waxes 2/3 of her car with 1/4 bottle of car wax.at this rate,what fraction of the bottle of car wax will rosey use to wax her entire car

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest