It is known that a>0 and b<0. Compare the values of the following expressions to zero: a^2+b^2

a^2+b^2 > 0

Step-by-step explanation:

b is negitive, and negitive times negitive  = positive

positive + positive = positive

let x be the money she spent so that she can earn the free t-shirt.

since, she already spent $112.49

⇒

also, as per the statement: jennifer must spend $250 or more in order to qualify for a free t-shirt at the store.

then,

we have an inequality i.,e

subtract 112.49 from both sides we get;

therefore, $137. 51 more money does jennifer need to spend so that she can earn the free t-shirt

345

step-by-step explanation: