Answer:
See the image below:)
Step-by-step explanation:
From Pythagorean Identities <span><span><span>sin^2</span>x</span>+<span><span>cos^2</span>x</span>=1</span>
and from that identities we can have <span><span>sinx</span>+<span>cosx</span>=1</span>, taking <span><span>sinx</span>=1−<span>cosx</span></span> and substitute in the equation
<span><span>sinx</span>+<span>cosx</span>=1</span>
<span><span>(1−<span>cosx</span>)</span>+<span>cosx</span>=1</span>
Remove the parenthesis
<span>1−<span>cosx</span>+<span>cosx</span>=1</span>
cancel <span>cosx</span>
<span>1=1</span>
Answer:
x = 12/11, -32/11
Step-by-step explanation:
Answer:
m< EAC = 100°
Step-by-step explanation:
2(x + 30) = 3x - 10
2x + 60 = 3x - 10
70 = x
70 + 30 = 100
I am pretty sure the answer is 154
add up all the numbers then divide by the number of numbers you have.