Question 521 MarkIf $a = 2$ and $b = 3,$ find the value of: $a + b$AnswerSubstituting $a = 2$ and $b = 3$ in the, given expression, we get: $a + b = 2 + 3 = 5$View full question & answer→
Question 531 MarkIdentify the monomials, binomials and trinomials in the following: $-2xyz$AnswerThe given expression contains only one term, so it is monomial.View full question & answer→
Question 541 MarkWrite the constant term of: $\text{4y}^2-5\text{y}+\frac{3}{5}$AnswerThe constant term is $\frac{3}{5}$View full question & answer→
Question 551 MarkWrite all the terms of the algebraic expressions:$9 x^3-5 z^4+7 x^3 y-x y z$AnswerThe terms of the given expression $9 x^3-5 z^4+7 x^3 y-x y z$ are: $9 x^3,-5 z^4, 7 x^3 y,-x y z$View full question & answer→
Question 561 MarkIdentity like terms in the following: $a b c, a b^2 c, a c b^2, c^2 a b, b^2 a c, a^2 b c, c a b^2$AnswerWe have: $a b c, a b^2 c, a c b^2, c^2 a b, b^2 a c, a^2 b c, c a b^2$ Here like terms are $a b^2 c, a c b^2, b^2 a c, c a b^2$View full question & answer→
Question 571 MarkSubtract: $5x$ from $2x$Answer$5x$ from $2x = 2x - 5x = -3x$View full question & answer→
Question 581 MarkWrite the following using literals, numbers and signs of basic operations: $5$ times $x$ added to $7$ times $y.$Answer$5$ times $x$ added to $7$ times $y = (5 × x) + (7 × y)$, which is equal to $5x + 7y$View full question & answer→
Question 591 MarkIf $a = 2$ and $b = 3$, find the value of: $2a – 3b$AnswerSubstituting a = 2 and b = 3 in the, given expression, we get: 2a - 3b = 2 × 2 - 3 × 3 = 4 - 9 = - 5View full question & answer→
Question 601 MarkWrite the following using literals, numbers and signs of basic operations: $2$ less than the quotient of $x$ by $y$ is $\frac{\text{x}}{\text{y}}-2$Answer$x$ taken away from $4$ is $(4 - x)$View full question & answer→
Question 611 MarkIdentify the monomials, binomials and trinomials in the following: $a + b - 2c$AnswerThe given expression contains three terms, so it is trinomial.View full question & answer→
Question 621 MarkIdentify the monomials, binomials and trinomials in the following: $ -5x^3$AnswerThe given expression contains only one term, so it is monomial.View full question & answer→
Question 631 MarkAdd the following: $\ \ \ \ \ \ \text{m}^2-4\text{m}+5\\-2\text{m}^2+6\text{m}-6\\\underline{-\ \ \ \text{m}^2-2\text{m}-7}\\\underline{\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ }$Answer$\ \ \ \ \ \ \text{m}^2-4\text{m}+5\\-2\text{m}^2+6\text{m}-6\\\underline{-\ \ \ \text{m}^2-2\text{m}-7}\\\underline{-2\text{m}^2\ \ \ \ \ \ \ \ \ \ \ -8}$View full question & answer→
Question 641 MarkWrite the numerical coefficient of: $-2x^3y^2z$AnswerThe numerical coefficient of $-2x^3y^2z$ is $-2$View full question & answer→
Question 651 MarkWrite down the following in product form: $6y^5$AnswerWe can write: $ 6y^5= 6 \times y \times y \times y \times y \times y$View full question & answer→
Question 661 MarkWrite down the following in product form: $9xy^2z$AnswerWe can write: $ 9xy^2z = 9 \times x \times y \times y \times z$View full question & answer→
Question 671 MarkWrite the coefficient of: $y$ in $-5$AnswerThe coefficient of y in -5y is -5View full question & answer→
Question 681 MarkWrite the following in exponential form: $3 \times z \times z \times z \times y \times y \times x$AnswerWe can write: $3 \times z \times z \times z \times y \times y \times x = 3z^3y^2x$View full question & answer→
Question 691 MarkSubtract: $-7x$ from $9y$Answer$-7x$ from $9y = 9y - (-7x) = 9y + 7x$View full question & answer→
Question 701 MarkWrite down the following in product form: $10a^3b^3c^3$AnswerWe can write: $10a^3b^3c^3 = 10 \times a \times a \times a \times b \times b \times b \times c \times c \times c$View full question & answer→
Question 711 MarkWrite the following using literals, numbers and signs of basic operations: $y$ decreased by $7$.Answer$y$ decreased by $7$ is $(y - 7).$View full question & answer→
Question 721 MarkIdentity like terms in the following: $a^2, b^2,-2 a^2, c^2, 4 a$AnswerWe have:$a^2, b^2,-2 a^2, c^2, 4 a$ Here like terms are $a^2,-2 a^2$View full question & answer→
Question 731 MarkWrite the coefficient of: $x^3$ in $x^3$AnswerThe coefficient of $x^3$ in $x^3$ is $1$View full question & answer→