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1 answer:
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Answer:
16
Step-by-step explanation:
The mean of a group of values is calculated as
mean =
Given 5 numbers with a mean of 12, then
= 12 ( multiply both sides by 5 )
sum = 60
let the number removed be x , then
= 11 ( multiply both sides by 4 )
60 - x = 44 ( subtract 60 from both sides )
- x = - 16 ( multiply both sides by - 1 )
x = 16
The number removed was 16
ANSWER
The graph has no zero.
EXPLANATION
The given polynomial function is a quadratic graph that has its maximum point at
The graph has no x-intercept.
This implies that, the polynomial function represented by this graph has no zeros.
The correct answer is option D
The graph has no zero.
EXPLANATION
The given polynomial function is a quadratic graph that has its maximum point at
The graph has no x-intercept.
This implies that, the polynomial function represented by this graph has no zeros.
The correct answer is option D