Answer:
110
Step-by-step explanation:
The smallest number of pencils and erasers and 1 eraser per pencil so number of pencils and erasers are equal
*GCD( 12;10) = 60
So Philip buy 60÷12=5 packages of erasers
60÷10=6 packaes of pencils
The given equation can be simplified to ...
... x² +2x = 5
This is a quadratic equation. The highest-degree term has degree 2. (TRUE)
12.59
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Answer:
Q3. Last option Q4. 3rd option
Step-by-step explanation:
s^2 = 9.8^2+5.1^2-2(9.8)(5.1)cos39
s^2=44.366489...
s=6.7