For this case we must simplify the following expression:
We rewrite the expression as:
We multiply the numerator and denominator by:
We use the rule of power in the denominator:
Move the exponent within the radical:
Answer:
Answer:
<h3><u>4</u></h3>
Step-by-step explanation:
We know that,
<h3>Therefore, from the figure:-</h3>
cos60° = BC/ AC
=> 1/2 = 2/x
=> x = 4