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Evaluating Expressions

Class 9 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsA plant's height is (H(t)=24+5t) cm. What will be the height at (t=4)?Class 9Introduction to PolynomialsLinear growth and decayLevel 36MediumMathematicsA student's practice questions increase as (Q(w)=20+10w). How many questions will there be at (w=4)?Class 9Introduction to PolynomialsLinear growth and decayLevel 39EasyMathematicsIf distance left is (D(t)=120-15t) km, how much distance will be left at (t=4)?Class 9Introduction to PolynomialsLinear growth and decayLevel 38EasyMathematicsIf \(x=-4\), what is the value of \(\frac{x^3-2x^2+8}{x}\)?Class 9Introduction to PolynomialsAlgebraic expressionsLevel 25ExpertMathematicsIf (a+b=8) and (ab=12), what is the value of (4(a+b)-ab)?Class 9Introduction to PolynomialsAlgebraic expressionsLevel 25ExpertMathematicsIf (x=-1), (y=2), what is the value of (x^2y^2-2xy)?Class 9Introduction to PolynomialsAlgebraic expressionsLevel 24ExpertMathematicsIf \(x=-3\), what is the value of \(\frac{x^3+2x^2-6}{x}\)?Class 9Introduction to PolynomialsAlgebraic expressionsLevel 24ExpertMathematicsIf (x=-2) and (y=4), what is the value of (x^2y-xy^2)?Class 9Introduction to PolynomialsAlgebraic expressionsLevel 24ExpertMathematicsIf \(x=3\), what is the value of \(\frac{x^2+2x-3}{x}\)?Class 9Introduction to PolynomialsAlgebraic expressionsLevel 23ExpertMathematicsIf (a-b=4) and (b=3), what is the value of (2a-b)?Class 9Introduction to PolynomialsAlgebraic expressionsLevel 23ExpertMathematicsIf (x=1), what is the value of (6x^3-9x^2+4x-8)?Class 9Introduction to PolynomialsAlgebraic expressionsLevel 25HardMathematicsIf (p=3) and (q=-2), what is the value of (p^2q-2pq^2+q)?Class 9Introduction to PolynomialsAlgebraic expressionsLevel 25HardMathematicsIf \(n=-4\), what is the value of \(\frac{n^2+n}{2}\)?Class 9Introduction to PolynomialsAlgebraic expressionsLevel 24MediumMathematicsIf \(x=4\), what is the value of \(\frac{x^2-2x}{4}\)?Class 9Introduction to PolynomialsAlgebraic expressionsLevel 23HardMathematicsIf (x=2) and (y=3), what is the value of ((x+y)^2-xy)?Class 9Introduction to PolynomialsAlgebraic expressionsLevel 23HardMathematicsIf (a=4) and (b=2), what is the value of (a^2-b^2)?Class 9Introduction to PolynomialsAlgebraic expressionsLevel 23MediumMathematicsIf (x=2) and (y=5), what is the value of (3x+y)?Class 9Introduction to PolynomialsAlgebraic expressionsLevel 23MediumMathematicsIf (x=2), what is the value of (4x+3)?Class 9Introduction to PolynomialsAlgebraic expressionsLevel 27EasyMathematicsIf (x=0), what is the value of (7x+2)?Class 9Introduction to PolynomialsAlgebraic expressionsLevel 27EasyMathematicsIf (a=2) and (b=3), what is the value of (2a+b)?Class 9Introduction to PolynomialsAlgebraic expressionsLevel 27Easy