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Draw the graph of y = x2 – 5x – 6 and hence solve x2 – 5x – 14 = 0
Concept: undefined >> undefined
Draw the graph of y = 2x2 – 3x – 5 and hence solve 2x2 – 4x – 6 = 0
Concept: undefined >> undefined
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Draw the graph of y = (x – 1) (x + 3) and hence solve x2 – x – 6 = 0
Concept: undefined >> undefined
The solution of the system x + y – 3z = – 6, – 7y + 7z = 7, 3z = 9 is
Concept: undefined >> undefined
The solution of (2x – 1)2 = 9 is equal to
Concept: undefined >> undefined
Graph of a linear equation is a _______
Concept: undefined >> undefined
The radius of a sphere increases by 25%. Find the percentage increase in its surface area
Concept: undefined >> undefined
The internal and external diameters of a hollow hemispherical vessel are 20 cm and 28 cm respectively. Find the cost to paint the vessel all over at ₹ 0.14 per cm2
Concept: undefined >> undefined
The total surface area of a hemisphere is how many times the square of its radius
Concept: undefined >> undefined
Using the function f and g given below, find fog and gof. Check whether fog = gof
f(x) = x – 6, g(x) = x2
Concept: undefined >> undefined
Using the function f and g given below, find fog and gof. Check whether fog = gof
f(x) = `(2)/x`, g(x) = 2x2 – 1
Concept: undefined >> undefined
Using the function f and g given below, find fog and gof. Check whether fog = gof
f(x) = `(x + 6)/3`, g(x) = 3 – x
Concept: undefined >> undefined
Using the function f and g given below, find fog and gof. Check whether fog = gof
f(x) = 3 + x, g(x) = x – 4
Concept: undefined >> undefined
Using the function f and g given below, find fog and gof. Check whether fog = gof
f(x) = 4x2 – 1, g(x) = 1 + x
Concept: undefined >> undefined
Find the value of k, such that fog = gof
f(x) = 3x + 2, g(x) = 6x – k
Concept: undefined >> undefined
Find the value of k, such that fog = gof
f(x) = 2x – k, g(x) = 4x + 5
Concept: undefined >> undefined
If f(x) = 2x – 1, g(x) = `(x + 1)/(2)`, show that fog = gof = x
Concept: undefined >> undefined
If f(x) = x2 – 1, g(x) = x – 2 find a, if gof(a) = 1
Concept: undefined >> undefined
Find k, if f(k) = 2k – 1 and fof(k) = 5
Concept: undefined >> undefined
