(2√5+3√7)(2√5+3√7) = (2√5)(2√5) + (2√5)(3√7) + (3√7)(2√5) + (3√7)(3√7)
(2√5+3√7)(2√5+3√7) = 4(5) + 6√35 + 6√35 + 9(7)
(2√5+3√7)(2√5+3√7) = 20 + 12√35 +63
(2√5+3√7)(2√5+3√7) = 83 + 12√35
Answer: 83 + 12√35
Answer:
207°
Step-by-step explanation:
Answer:
Ms. Pierce pay $468 for the camera.
Step-by-step explanation:
4% = 4/100 = 0.04
450 * (1 + 0.04) = 450 * 1.04 = 468
1. Add the numbers
8y+2y+7+11
2.Combine like terms
8y+2y+18
10y+18
hope this helps im not too good at math..