Random math questions

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Factor: x²- 324

(x+18)*(x-18) or (-x+18)*(-x-18)

-35023+847=?

-34176

Nine consecutive integers add up to 9. What is the product of these integers?

0

What is the square root of the quantity of 2013³ - ((2012*5²+ 25) all over 25)³?

0

2⁻³

1/8

12*9=?

108

Bob did one random math fact on the first day, two random math facts on the second day, three random math facts on the third day, and so on. On which day will he do his 97th random math fact?

14

What is the sqaure root of 289?

17, -17

1+1=?

2

Simplify: (x+4)*(2x+5)

2x squared+13x+20

What are the first 10 digits of pi?

3.1415926535

What is 8³?

512

46*12=?

552

What is the units digit of 8 to the 97th? (no using a calculator)

8

4 pencils have the same value of 3 pens. One pen is 1/3 the cost of stapler. Two staplers are worth 3 packets of notecards. How many pencils are worth one packet of notecards. Express your answer as a common fraction.

8/3

What is 29²?

841

There are 640 marbles in a bag. There are red, blue, and green marbles. After losing a total of 47 green and blue marbles, there are a total of 113 green and blue marbles left. Assuming you still had all the marbles, what are the odds of drawing a red marble two times in a row?

9/16

Systems of equations: solve using substatution method y-6x = -15 z-3x = 2 x+2y+3z = 86

x = 5 y = 15 z = 17

5(4x+11)+3(2x+4)=347 x=?

x=11

Systems of equations: solve using elimination method X+2y-z = -6 3x-y+z = 8 4x-y-2z = 0

y = -2 x = 1 z = 3


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