Step-by-step explanation:
Use double and triple angle identities:
sin(2x) + cos(3x)
2 sin x cos x + 4 cos³x − 3 cos x
Answer:
Z €{9, i can right a fraction but on top is 9 below is 4}
Step-by-step explanation:

negative 24 minus 16x (-1) divided by 6^2 divided by 9
ANSWER
four divided by 81 and than X minus 24
<h3>The surface area of cube is 162.24 square inches</h3>
<em><u>Solution:</u></em>
<em><u>The surface area of cube is given as:</u></em>

Where,
"s" is the length of each side of cube
From given,
s = 5.2 inches
Therefore,

Thus the surface area of cube is 162.24 square inches