Answer: 16
Step-by-step explanation:
multiplying by negative exponents can be a little tricky. So (1/4x)^-2 becomes 16/x^2 = __/x^2 so the missing number is 16
Answer:
The first is 0.046 and the second is 0.033
Step-by-step explanation:
Use a half-angle identity to find the exact value of sin pi/8