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

MathematicsIf (C(t)=170-4t) and (D(t)=110-9t), how does (C(t)-D(t)) change?Class 9Introduction to PolynomialsLinear growth and decayLevel 37Hard MathematicsIf (A(t)=28+3t) and (B(t)=40+7t), how does (B(t)-A(t)) change?Class 9Introduction to PolynomialsLinear growth and decayLevel 37Hard MathematicsFor which (k) will (y=25+(k-4)x) show linear growth?Class 9Introduction to PolynomialsLinear growth and decayLevel 37Hard MathematicsIf (G(t)=150-rt) and (G(2)=G(9)+56), what is (r)?Class 9Introduction to PolynomialsLinear growth and decayLevel 37Hard MathematicsIf (F(t)=32+rt) and (F(3)=F(8)-40), what is (r)?Class 9Introduction to PolynomialsLinear growth and decayLevel 37Hard MathematicsWhich option makes (y) decrease by (9) per step and has (y(6)=58)?Class 9Introduction to PolynomialsLinear growth and decayLevel 37Hard MathematicsIf (D(t)=160-kt) and (D(4)-D(11)=63), what is (k)?Class 9Introduction to PolynomialsLinear growth and decayLevel 37Hard MathematicsIf (C(t)=24+kt) and (C(7)-C(2)=45), what is (k)?Class 9Introduction to PolynomialsLinear growth and decayLevel 37Hard MathematicsIf (f(x)=a+9x) and (f(3)=64), what will (f(8)) be?Class 9Introduction to PolynomialsLinear growth and decayLevel 37Hard MathematicsIf a quantity has an initial value \(Q_0\) and \(r>0\) is constant, which of the following relations represents linear decay over time?Class 9Introduction to PolynomialsLinear growth and decayLevel 37Hard MathematicsWhich observation is the clearest indication of linear decay of a quantity \(P\) over time?Class 9Introduction to PolynomialsLinear growth and decayLevel 37Hard MathematicsIf in (y=160-bx), (y) decreases by (45) from (x=3) to (x=8), what is (b)?Class 9Introduction to PolynomialsLinear growth and decayLevel 36Hard MathematicsIf in (y=70+ax), (y) increases by (35) from (x=4) to (x=9), what is (a)?Class 9Introduction to PolynomialsLinear growth and decayLevel 36Hard MathematicsIf (C(t)=150-3t) and (D(t)=120-8t), how does (C(t)-D(t)) change?Class 9Introduction to PolynomialsLinear growth and decayLevel 36Hard MathematicsIf (A(t)=18+2t) and (B(t)=30+5t), how does (B(t)-A(t)) change?Class 9Introduction to PolynomialsLinear growth and decayLevel 36Hard MathematicsIf (G(t)=100-rt) and (G(2)=G(7)+35), what is (r)?Class 9Introduction to PolynomialsLinear growth and decayLevel 36Hard MathematicsIf (F(t)=20+rt) and (F(2)=F(5)-18), what is (r)?Class 9Introduction to PolynomialsLinear growth and decayLevel 36Hard MathematicsIn a polynomial \(P(x)=a+bx\) representing linear decay, which condition is necessary for the quantity to decrease as \(x\) increases?Class 9Introduction to PolynomialsLinear growth and decayLevel 36Hard MathematicsIf (D(t)=120-kt) and (D(3)-D(9)=42), what is (k)?Class 9Introduction to PolynomialsLinear growth and decayLevel 36Hard MathematicsIf (C(t)=18+kt) and (C(5)-C(2)=21), what is (k)?Class 9Introduction to PolynomialsLinear growth and decayLevel 36Hard