book
Maths Puzzle
Numerical Ability
solve /x/= 7
^absolute value
and...
solve /x/= -9
and...
solve and graph /x+5/<= 2
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book Other Question
Old Isaac dropped from his perch on Mrs. Cohen's window ledge 25 feet above ground. Teh equation h=16t*2+25 gives Isaac's height above the ground in feet as a function of time, t,
-3/4 multiplied by -4/5