What is the surface area of a rectangular prism whose length= 4 inches, width= 6 inches, and height= 4 inches?
2 answers:
You might be interested in
Answer: Option C
Step-by-step explanation:
To solve this problem use the properties of the logarithms.
We know that the inverse function of is
.
So when composing the function with its inverse function we have to:
.
Now apply this property on both sides of the equation
the answer is the option C
Answer:
The equation of the relation ⇒
y = 18
Step-by-step explanation:
∵ y ∝ x/z
∴ y = kx/z
∵ y = 18 , x = 15 and z = 5
∴ 18 = 15k/5 ⇒ 18 = 3k
∴ k = 18/3 = 6
∴ y = 6x/z
∵ x = 21 and z = 7
∴ y = (6 × 21)/7 = 18