Answer:
example 7 x 3 means you add 7 3 times
Step-by-step explanation:
Step-by-step explanation:
Given expression is x⁴-kx²+4 =0
x−2 is a factor of the given expression.
So, x=2
Substitute in the equation, we get
2⁴-k(2)²+4
⇒16+4k+4=0
⇒4k=−20
⇒k=−5
Mean equals average
So 8 plus 10 equals 18
18 divided by 2 is 9
Mean is 9
Answer:
13 and 8
Step-by-step explanation:
height is not used to find the bottom triangle
