3. Evaluate the algebraic expression b2-ac + 3 if a = 4.b = 5, and c = -5. Be sure to show your work

Urgent? will give brainliest given that the blue triangle is a right triangle, which expression correctly gives the area of the red square? a) a2 + b2 b) a2 - b2 c) a2 - c2 d) c2 - a2