Answer: (1+2a)^2 or (1+2a)(1+2a)
Step-by-step explanation:
Answer:
90 red pens
Step-by-step explanation:
we need to find the least common multiple of the numbers 3 , 5 , 6 , 9
6 = 2 × 3
9 = 3²
then
LCM(3,5,6,9) = 2×5×3² = 2×5×9 = 90
The number 90 can be divided into 3 ,5 ,6 ,9 with no remainder
Therefore the pack must have 90 pens or a multiple of 90
For example 180 , 270 ...
7 1/2 pages divided by 9 minutes is 5/6 pages per minute.
Which color do most children like best? ask 10 children make tally mark for each child's answer
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Answer:
what? were is the problem...
Step-by-step explanation: