Question 12 MarksFind the excess of $4 p^2-2 p q+3 q^2$ over $2 p^2-p q+4 q^2$.Answer$2 p^2-p q-q^2$View full question & answer→
Question 22 MarksThe perimeter of a rectangle is $16 x^3-6 x^2+12 x+4$. If one of its sides is $8 x^2+3 x$, find the other side.Answer$8 x^3-11 x^2+3 x+2$View full question & answer→
Question 32 MarksThe perimeter of a triangle is $8+13 a+7 a^2$ and two of its sides are $2 a^2+3 a+2$ and $3 a^2-4 a-1$. Find the third side of the triangle.Answer$7+14 a+2 a^2$View full question & answer→
Question 42 MarksWhat should be added to $1+2 x-3 x^2$ to get $x^2-x-1$ ?Answer$4 x^2-3 x-2$View full question & answer→
Question 52 MarksWhat should be added to 7a - 9b + 13c to get 9a + b - c ?Answer$2 a+10 b-14 c$View full question & answer→
Question 62 MarksWhat should be subtracted from $1+x-x^2$ to get $2 x+x^2$ ?Answer$1-x-2 x^2$View full question & answer→
Question 72 MarksSubtract the sum of $x^2-5 x y+2 y^2$ and $y^2-2 x y-3 x^2$ from the sum of $6 x^2-8 x y-y^2$ and $2 x y-2 y^2-x^2$Answer$7 x^2+x y-6 y^2$View full question & answer→
Question 82 MarksSubtract the sum of $a+2 b-3 c$ and $2 c-3 b-4 a$ from the sum of $5 b-4 c+a$ and $2 c-3 b-4 a$.Answer$3 b-c$View full question & answer→
Question 92 MarksSubtract $6 x^3-5 x^2+4 x-3$ from the sum of $x+2 x^2-3 x^3$ and $2-x^2+6 x-x^3$.Answer$5+3 x+6 x^2-10 x^3$View full question & answer→
Question 102 MarksSubtract : $a b-b c-c a$ from $3 a b+2 b c-4 c a$Answer$2 a b+3 b c-3 c a$View full question & answer→
Question 112 MarksSimplify : $2 m-3 n+5 p+2 m+n-2 p-3 m-4 n+p$Answer$m-6 n+4 p$View full question & answer→
Question 122 MarksSimplify : $2-3 z^2+5 y z+7 y^2-8+z^2-6 y z-9 y^2+1-2 z^2-2 y z-y^2$Answer$-5-4 z^2-3 y z-3 y^2$View full question & answer→
Question 132 MarksSimplify : $2 x^2+3 x y-3 y^2+x^2-x y+y^2$Answer$3 x^2+2 x y-2 y^2$View full question & answer→
Question 142 MarksSimplify : $4 x^3-2 x^2+5 x-1+8 x+x^2-6 x^3+7-6 x+3-3 x^2-x^3$Answer$-3 x^3-4 x^2+7 x+9$View full question & answer→
Question 152 MarksSimplify : $5 x+3 y-8 z+2 y-3 x+5 z+z-7 y-2 x$Answer$-2 y-2 z$View full question & answer→
Question 162 MarksIdentify the expression is polynomial. If so, write their degree : $\frac{2}{3} x^4-7 x+15$AnswerYes, 4View full question & answer→
Question 172 MarksGenerate algebraic expression : The number obtained when $m$ times the difference of $x$ and $y$ is subtracted from $n$ times the sum of $x$ and $y$.Answer$n(x+y)-m(x- y )$View full question & answer→
Question 182 MarksIdentify term : $3 x, 4 x y,-y z, \frac{1}{2} z y$Answer$-y z, \frac{1}{2} z y$View full question & answer→
Question 192 MarksIn $-5 p^2 q^3 r^4$, write down the coefficient of : $5 q^3 r$Answer$-p^2 r^3$View full question & answer→
Question 202 MarksIn $-5 p^2 q^3 r^4$, write down the coefficient of : $p q r$Answer$-5 p q^2 r^3$View full question & answer→
Question 212 MarksIf $x=2 a^2+3 b^2-5 a b, y=b^2-3 a^2+7 a b$ and $z=6 a^2-b^2+a b$, find :(i) $x+y-z$(ii) $x-y+z$Answer(i) $a b+5 b^2-7 a^2$(ii) $11 a^2+b^2-11 a b$View full question & answer→
Question 222 MarksBy how much does $3 x^3-5 x^2+2 x-3$ exceed $2 x^3-3 x^2+x+1$ ?Answer$x^3-2 x^2+x-4$View full question & answer→