Answer:
12
Step-by-step explanation:
if R = 9
9-8=1
9 + 3 = 12
12*1=12
Answer:
77
Step-by-step explanation:
84/12=7
so
7*11= 77
X^2+8x+x+8 simplifies to x^2+9x+8
Step-by-step explanation:
1099cm might be lol I am poor in math
Answer:
A
Step-by-step explanation:
We are given that:

And we want to find:

Remember that tangent and cotangent are co-functions. In other words, they follow the cofunction identities:

Therefore, since tan(θ) = 1.3 and cot(90° - θ) = tan(θ), then cot(90° - θ) must also be 1.3.
Our answer is A.