Q.3 A = 1 -2 3 4 , B = 0 7 -3 8 Verify that 3A −2 B Q.4 If 2 4 -3 a + 1 b 8 -4 = 7 10 18 1 then find a and b.

Q.5 If A = 1 2 0 1 Verify that (At)t = A
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In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.

Drag each tile into the correct box. not all tiles will be used. find the tables with unit rates greater than the unit rate in the graph. then tenge these tables in order from least to greatest unit rate

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.