Prove this identify : 2 cos^2 (45°-A ) = 1 +sin 2 A​

The la dodgers hit the most homeruns in 2014. the number of homeruns accounted for 6% of the entire major leauge baseball homerun count. if 583 total homeruns were hit, approximately how many did the la dodgers hit

Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

Jonathan puts $400 in a bank account. each year the account earns 6% simple interest. how much interest will be earned in 5 years?