Answer:
Given that we have;

By the application of the law of indices and algebraic process of adding a and subtracting a fraction from a whole number, we have;

Step-by-step explanation:
An identity is a valid or true equation for all variable values
The given equation is presented as follows;

From trigonometric identities, we have;






Answer:
78.5
Step-by-step explanation:
A=πr^2 is the formula. Since you're using pi as 3.14, 3.14 times 5^2 is 78.5 (5^2 is 25 because 5x5=25)
Answer:
31-24x/2x-5
Step-by-step explanation:
multiply: (16-24x+15)/(2x-5)
calculate: (31-24x)/(2x-5)
write the division as a fraction: 31-24x/2x-5
Answer:

Step-by-step explanation:
