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Maths Puzzle
Numerical Ability
Express the following in scientific notation
(a) (9.7 * 10^8)(8.5 * 10^3)
(b) (5.5 * 10^-7) / ( 9.1* 10^-2)
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book Other Question
I am 50 years old and I am taking a online math course online and i cannot figure out this with the fractions in it:
Solve each inequality. Give the solution set in both interval and graph forms.
7/5(10z-1)<2/3(6z+5)
solve the system graphically: y = 2x - 3
y = 3x - 5
If two linear equations graph as intersecting lines, they are called { } equations.