P={2, 1,3, 9, 1/2}; Q = {1,21/2,3, 7} and R = {5, 4, 21/2}. Find P∪Q∪R
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98 questionsIn the diagram above, ATR is a tangent at the point T to the circle center O, if ∠TOB = 145°, find ∠TAO
away from a point on the ground is 30o. Find the height of the tree
a boat on the sea is 60o, if the top of the cliff is
25m above the sea level, calculate the horizontal
distance from the bottom of the cliff to the boat.
Given that sin \(\theta\) = -0.9063, where O \(\leq\) \(\theta\) \(\leq\) 270°, find \(\theta\).
the graph above is a sketch of
20oE) respectively. What is the distance between
them, along their line of latitude? (Give your
answer in teems of π and R, the radius of the earth).
The common ratio of a G.P. is 2. If the 5th term is
greater than the 1st term by 45, find the 5th term,
common difference d. Find, in terms of d, the 5th
term of the A.P.
Find the coordinates of point B
The shaded portion shows the outer boundary
of the half plane defined by the inequality
In the diagram above, PXR and PYO are two semicircles with diameters 14cm and 7cm respectively. Find the perimeter of the region (take \(\pi\) = \(\frac{22}{7}\) )
In the diagram above, PXR and PYO are two semi-circles with diameters 14cm and 7cm respectively. Find the area of the enclosed region, PXROY correct to the nearest whole number
Solve: 6(x - 4) + 3(x + 7) = 3
Find the equation whose roots are -2/3 and -1/4