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If a + b = 25 and `a^2 + b^2 = 225`, then find
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Verify the following: `(5x + 8)^2 – 160x = (5x –
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Verify the following: `(7p – 13q)^2 + 364pq = (7p +
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`(-4)^4 xx(5/4)^4`
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For a non-zero rational number p, `p^13 -: p^8` is equal
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The multiplicative inverse of `10^10` is
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The value of `(1/2^3)^2` is equal to
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The multiplicative inverse of `(– 4)^(–2) is
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`(–4)^(–4) xx (4)^(–1) =
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The standard form for 203000 is `2.03 xx
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The usual form for `2 xx 10^(–2)` is not equal to
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The value of `5^(–2)` is equal to
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Express `16/18` and `(-16)/18` as powers of a rational
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Simplify: -1. `(2^5 -: 28) xx
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