x(t) = cos(2000 ∏abC\prod_{a}^{b}{C}a∏bC t)
100-1
if Q = -2.1R + 5, find Q when R = 4
Evaluate the expression.
63 ÷ (1 + 8) × 23 − 5
Tirangle ABC is a right angled triangle with angle B = 90 degree. D and E are the midpoints of BC and AB respectively. Prove that ...
una torre de 19 metros tiene en su punto mas alto una altura de 5.6 metros. si entre el extremo superior de la estatua y una perso...
17 + 6 × 3
A car travels 201 kilometres in 3 hours.
What is its average speed?
10 + 20 ÷ (6 − 1) × 33 − 2 × 4