5√2 · 9√6
Simplify.
5 × 9 √ 2 x 6 ⇒ Multiply 2 × 6.
5 × 9 √12
Simplify √12 to 2√3.
5 × 9 × 2√3 ⇔ Multiply
90√3
Therefore, the <u>correct alternative</u> is <u>option "B".</u>
Answer:
b.) because it is over 90*
Step-by-step explanation:
4.12 rounded to the nearest tenth is 4.1
Mentally
As they are numbers which you can do mental math with since they are whole numbers.
