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By solving `(6^0 – 7^0) xx (6^0 + 7^0)` we get
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Jan 18, 2022
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8th-maths
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`(–7)^(–4) xx (–7)^2 =
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Jan 18, 2022
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`a^p xx b^q =
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The standard form for 0.000037 is `3.7 xx
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The standard form for 203000 is `2.03 xx
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Express `(1.5 xx 10^6)/(2.5 xx 10^(-6))` in the standard
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`(125 xx x^(-3))/(5^(-3) xx 25 xx
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`(16 xx 10^2 xx 64)/(2^4 xx
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Find a single repeater machine that will do the same work as each hook-up. (a) (b) (c) (d) (e) (f)
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Express each of the following in exponential form: (1) `(-1296)/14641` (2) `(-125/343)` (3) `400/3969` (4)
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Simplify: `(1/5)^45 xx (1/5)^(-60) - (1/5)^+28 xx
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2500 is greater than 500 by
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C.P. = M.P. –
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A man purchased a bicycle for Rs 1,040 and sold it for Rs 800. His gain per cent is
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A student used the proportion `n/100 = 5/32`to find 5% of 32. What did the student do
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Side of a rhombus and its perimeter are in ______
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Jan 18, 2022
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chapter13
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When two quantities x and y are in ______ proportion or vary ______ they are written as `x prop
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If 12 pumps can empty a reservoir in 20 hours, then time required by 45 such pumps to empty the same reservoir is ______
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In case of inverse proportion, `(a_2)/−
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Length of a side of an equilateral triangle and its perimeter vary inversely with each
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