exam
Maths Puzzle
Numerical Ability
a bus traveled for 2 h at r mi/h, then decreased the speed by 10 mi/h and traveled for 1 more hour. How far did the bus go?
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exam Other Question
Which of the following is an exponential function?
a. f(x) = x2
b. L(t) = 1 - e-t
c. g(q) = q-2
d. R(x) = 4 ln(x)
Find the sum of the series
1x2 + 2x2^2 + 3x2^3 +...+ 100x2^100