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Class 9 · Mathematics
→Which of the following functions represents linear decay at a constant rate as \(x\) increases?
Class 9 · Mathematics
→If (f(x)=25+6x), what is the value of (f(x+4)-f(x))?
Class 9 · Mathematics
→If (U(t)=150-15t), when will (U(t)=45)?
Class 9 · Mathematics
→If (T(t)=54+6t), when will (T(t)=102)?
Class 9 · Mathematics
→Two models are (C(t)=140-8t) and (D(t)=110-3t). What is the correct comparison at (t=6)?
Class 9 · Mathematics
→Two models are (A(t)=20+5t) and (B(t)=50+2t). Which value is greater at (t=7)?
Class 9 · Mathematics
→If (y=200-kx) and (y=136) at (x=8), what is (k)?
Class 9 · Mathematics
→If (y=45+kx) and (y=81) at (x=6), what is (k)?
Class 9 · Mathematics
→If (N(t)=n-6t) and (N(5)=70), what will (N(12)) be?
Class 9 · Mathematics
→If (M(t)=m+8t) and (M(2)=44), what will (M(7)) be?
Class 9 · Mathematics
→Which rule is linear decay and also has initial value (150)?
Class 9 · Mathematics
→Which rule is linear growth and also has initial value (24)?
Class 9 · Mathematics
→Which situation can be considered an example of linear decay?
Class 9 · Mathematics
→In the linear polynomial model \(Q(x)=a+bx\), which condition represents decay in the quantity as \(x\) increases?
Class 9 · Mathematics
→If (R(t)=b-11t) and (R(4)=76), what is (b)?
Class 9 · Mathematics
→If (A(t)=a+9t) and (A(3)=57), what is (a)?
Class 9 · Mathematics
→Which of the following relations represents linear decay, in which y decreases by the same fixed amount for every one-unit increase in x?
Class 9 · Mathematics
→Which of the following relations shows that y decreases uniformly by 3 whenever x increases by 1?
Class 9 · Mathematics
→Which rule has initial value (210) and decrease of (14) per step?
Class 9 · Mathematics
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