Question 13 MarksExpand : $\left(3 x-\frac{1}{3 x}\right)^2$Answer$9 x^2+\frac{1}{9 x^2}-2$View full question & answer→
Question 23 MarksExpand : $\left(\frac{2}{a}-\frac{3}{b}\right)^2$Answer$\frac{4}{a^2}+\frac{9}{b^2}-\frac{12}{a b}$View full question & answer→
Question 33 MarksExpand : $\left(2 a-\frac{5}{2}\right)^2$Answer$4 a^2+\frac{25}{4}-10 a$View full question & answer→
Question 43 MarksExpand : $\left(\frac{x}{2}-\frac{y}{2}\right)^2$Answer$\frac{x^2}{4}+\frac{y^2}{4}-\frac{x y}{2}$View full question & answer→
Question 93 MarksExpand : $\left(\frac{3 a}{5}+\frac{5 b}{3}\right)^2$Answer$\frac{9 a^2}{25}+\frac{25 b^2}{9}+2 a b$View full question & answer→
Question 103 MarksExpand : $\left(\frac{x}{2}+\frac{y}{3}\right)^2$Answer$\frac{x^2}{4}+\frac{y^2}{9}+\frac{x y}{3}$View full question & answer→
Question 123 MarksExpand : $(4+\sqrt{5} y)^2$Answer$16+5 y^2+8 \sqrt{5} y$View full question & answer→
Question 133 MarksExpand : $(\sqrt{3} x+2)^2$Answer$3 x^2+4+4 \sqrt{3} x$View full question & answer→
Question 173 MarksIf $a^2+b^2=52$ and $a b=24$, find the value of $(a-b)$.Answer$\pm 2$View full question & answer→
Question 183 MarksIf $a-b=5$ and $a^2+b^2=53$, find the value of $a b$.Answer14View full question & answer→
Question 193 MarksIf $a-b=1$ and $a b=12$, find the value of $\left(a^2+b^2\right)$.Answer25View full question & answer→
Question 203 MarksIf $a+b=15$ and $a b=56$, find the value of $\left(a^2+b^2\right)$.Answer113View full question & answer→
Question 213 MarksIf $a^2+b^2=13$ and $a b=6$, find the value of $(a+b)$.Answer$\pm 5$View full question & answer→
Question 223 MarksIf $a+b=11$ and $a^2+b^2=61$, find the value of $a b$.Answer30View full question & answer→
Question 233 MarksIf $a+b=8$ and $a b=15$, find the value of $\left(a^2+b^2\right)$.Answer34View full question & answer→
Question 243 MarksIf $\left(3 c-\frac{1}{3 c}\right)=8$, find the value of $\left(9 c^2+\frac{1}{9 c^2}\right)$.Answer66View full question & answer→
Question 253 MarksFind the product : $\left(\frac{2}{5}+x\right)\left(\frac{2}{5}-x\right)\left(\frac{4}{25}+x^2\right)$Answer$\frac{16}{625}-x^4$View full question & answer→
Question 263 MarksFind the product : $(a+b c)(a-b c)\left(a^2+b^2 c^2\right)$Answer$a^4-b^4 c^4$View full question & answer→
Question 273 MarksFind the product : $(x+2 y)(x-2 y)\left(x^2+4 y^2\right)$Answer$x^4-16 y^4$View full question & answer→
Question 283 MarksFind the product : $(2 x+3)(2 x-3)\left(4 x^2+9\right)$Answer$16 x^4-81$View full question & answer→
Question 293 MarksFind the product : $\left(a b-\frac{3}{2} c d\right)(2 a b+3 c d)$Answer$2 a^2 b^2-\frac{9}{2} c^2 d^2$View full question & answer→
Question 303 MarksFind the product : $\left(4 x^2+2 y z\right)\left(2 x^2-y z\right)$Answer$8 x^4-2 y^2 z^2$View full question & answer→
Question 313 MarksFind the product : $\left(6 x^2-7 y^2\right)\left(6 x^2+7 y^2\right)$Answer$36 x^4-49 y^4$View full question & answer→
Question 323 MarksFind the product : $\left(a^2+2 b^2\right)\left(a^2-2 b^2\right)$Answer$a^4-4 b^4$View full question & answer→
Question 333 MarksFind the product : $(1.1 x-0.3 y)(1.1 x+0.3 y)$Answer$1.21 x^2-0.09 y^2$View full question & answer→
Question 343 MarksFind the product : $\left(\frac{1}{3 x}+\frac{2}{5 y}\right)\left(\frac{1}{3 x}-\frac{2}{5 y}\right)$Answer$\frac{1}{9 x^2}-\frac{4}{25 y^2}$View full question & answer→
Question 353 MarksFind the product : $\left(\frac{1}{a}-\frac{1}{b}\right)\left(\frac{1}{a}+\frac{1}{b}\right)$Answer$\frac{1}{a^2}-\frac{1}{b^2}$View full question & answer→
Question 363 MarksFind the product : $\left(\frac{2}{x}+\frac{3}{y}\right)\left(\frac{2}{x}-\frac{3}{y}\right)$Answer$\frac{4}{x^2}-\frac{9}{y^2}$View full question & answer→
Question 373 MarksFind the product : $\left(\frac{t}{2}-\frac{1}{3}\right)\left(\frac{t}{2}+\frac{1}{3}\right)$Answer$\frac{t^2}{4}-\frac{1}{9}$View full question & answer→
Question 383 MarksFind the product : $\left(\frac{a}{3}-\frac{b}{4}\right)\left(\frac{a}{3}+\frac{b}{4}\right)$Answer$\frac{a^2}{9}-\frac{b^2}{16}$View full question & answer→
Question 393 MarksFind the product : $(4 x+3 y)(4 x-3 y)$Answer$16 a^2-9 y^2$View full question & answer→
Question 403 MarksFind the product : $\left(\frac{a}{2}+3\right)\left(\frac{a}{2}-3\right)$Answer$\frac{a^2}{4}-9$View full question & answer→
Question 433 MarksFind the product : $\left(a-\frac{2}{3}\right)\left(a+\frac{2}{3}\right)$Answer$a^2-\frac{4}{9}$View full question & answer→
Question 443 MarksFind the product : $\left(z+\frac{1}{2}\right)\left(z-\frac{1}{2}\right)$Answer$z^2-\frac{1}{4}$View full question & answer→
Question 473 MarksFind the product : $\left(\frac{3}{4} x-2 p q\right)\left(3 x-\frac{4}{5} p q\right)$Answer$\frac{9}{4} x^2-\frac{33}{5} p q x+\frac{8}{5} p^2 q^2$View full question & answer→
Question 483 MarksFind the product : $\left(\frac{4 m}{p}-\frac{0.2 n}{q}\right)\left(\frac{3 m}{p}+\frac{0.5 n}{q}\right)$Answer$12 \frac{m^2}{p^2}+1.4 \frac{m n}{p q}-0.1 \frac{n^2}{q^2}$View full question & answer→
Question 493 MarksFind the product : $(2 p q+0.1 m n)(0.2 p q+3 m n)$Answer$0.4 p^2 q^2+6.02 p q m n+0.3 m^2 n^2$View full question & answer→
Question 503 MarksFind the product : $(2 m-4 n)(4 m-3 n)$Answer$8 m^2-22 m n+12 n^2$View full question & answer→