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(x±a)(x±b) = x²±(a+b)x+ab.

Solve for "a"...

Question

Solve for "a": $a + (n - 1) d = 497$

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Solution

Value of a,
a=−dn+d+497

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Similar questions

Q. Solve these three equations to get the value of

a

n

d

(2 n - 1) d = 10.5 . . . . (i)

n (a + (n - 1) d) = 2 d . . . . . . (i i)

n (a + n d) = 30 . . . . . . . (i i i)

7 n + 49 = 497

$5 x - 15 = 10$ , solve for $x$

Solve for $a$ : $3 (a + 4) + 5 (a + 2) = 14$

Solve for $a$ : $2 (a + 4) + 5 (a + 4) = 14$

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(x±a)(x±b) = x²±(a+b)x+ab.

Standard IX Mathematics

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