Operations and Exponents
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1. Simplify
(2x^3 y^3)^3
divided
9z^9
2. Perform the indicated operation. Write the answer in scientific notation.
12x10^5 divided (3x10^-2)
3. Rewrite as a base to a power, if possible
(9^5 xy)(9^4 x)(9^4 xyz)
4. Simplify
(7^3)^9
5. Translate the phrase to an algebraic expression
( six subtracted from five times a number)
6. Solve for the indicated variable
1+1= 1, for c
_______
a b c
the line represent a divide sign. Example I'm trying to say 1 over a , 1 over b, and 1 over c
7. Evaluate the function for the given value
find g(a+1) when g(x)=4x + 2.
8.Use the substitution methond to solve the system
4x -3 =7
y -4x=4
9. Solve the problem determine whether (-5,-1,-3) is a solution of the system. Answer YES OR NO
x+3y+3z=-17
2y+3z+-9
z+-1
10. Solve the problem determine whether (1,-5,1) is a solution of the system. Answer YES OR NO
5X + 4Y +Z+ -14
5X - 5Y -Z =29
4X + Y +3Z= 2
11. Multiply
(-4m^4 z^4)(5m^3 z^2)
12. Factor if possible
49t^2 -56t + 16
13. Factor if possible
1^6 -14a^3-32
14. Simplify, then write in descending order
8x^8+4x^2+7+7x^8-1
15. Factor by grouping
4r^2 +6ry-2xr-3xy
16. Write the slope intercept form of the equation for the line passing through the given pair of points.
(2,-3) and (6,-6)
17. Find two additonal points that lie on the line that passes through the given point and has slope M.
7,-7) m=0
18. Solve.
Mark the electrician charges $80 for a house call, and then $30 per hour for labor. Sara the electrician charges $65 for a house call, and then $40 per hour for labor. Write a cost equation for each electrician. Where y is the total cost of the electrical work and x is the number of hours of labor.
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Solution Summary
There are many different problems regarding operations, exponents, and scientific notation
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