Answer:
Step-by-step explanation:
Answer:D
Step-by-step explanation:
Remove parentheses by multiplying factors.use exponent rules to remove parentheses in terms with exponents.combine like terms by adding coefficients.combine the constants
Answer:
6+f=21
Step-by-step explanation:
Answer:
Step-by-step explanation:
Since, angle subtended on the center of the circle is twice the angle subtended on the circumference of the circle.