simplfy the expression by double

simplfy the expression by double angle formula or a half angle formula.cos^2(x/2)-sin^2(x/2) 2sin(x/2)cos(x/2)
1. 0 answers
2. asked by Amanda
3. 581 views
Look at the expression: −3 (2x+7)This expression involves these two operations__________and_______________ we will use
1. 1 answer
2. asked by k
3. 42 views
simplfy the expression : 3 (2 x - 4 + 3 x)
1. 1 answer
2. 56 views
-12 ÷ 3 x ( -8 + (-4)^2 - 6 ) + 2 how do you simplfy this expression?
1. 2 answers
2. asked by Anonymous
3. 557 views
what would you use to simplfy This expression -3(2x+7)
1. 1 answer
2. asked by optional
3. 115 views
simplfy the expression9x^2+7-12x-4x^2-15x
1. 1 answer
2. 43 views
Simplfy this expression.–12 ÷ 3 • (–8 + (–4)2 – 6) + 2
1. 1 answer
2. asked by Anonymous
3. 109 views
simplfy the expression-13x^2+3x-5x²+4
1. 1 answer
2. 43 views
6n+(8n-2n)+3____________ 2 simplfy this expression
1. 1 answer
2. asked by Ian
3. 391 views
Simplfy the following expression -3x + 5x + y+y+y I think the answer is 8x + 3y Would I be right? Thank You
1. 3 answers
2. asked by Matt
3. 446 views