Answer:since the plane desends 1,300 feet per minute it would desend 19,500 feet afetr 15 minutes (1,300 × 15 = 19,500) subtract this from the planes's initial altitude 32,000 and the new altitude will be 12,500. (32,000−19,500=122,500
Step-by-step explanation:i did that up there
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:
What do you need me to do
Step-by-step explanation: