Edexcel Pure Maths AS Level Q
%A(100%)Correct
a^m x a^n - correct answers:a^m+n
a^m/a^n - correct answers:a^m-n
(a^m)^n - correct answers:a^mn
(ab)^n - correct answers:a^n x b^n
a^1/m - correct answers:mth root of a
a^n/m - correct answers:mth root of a^n
a^-m - correct answers:1/a^m
a^0 - correct answers:1
√ab - correct answers:√a x √b
√a/b - correct answers:√a / √b
Fraction in the form 1/√a - correct answers:Multiply numerator and denominator by √a
Fraction in the form 1/a+√b - correct answers:Multiply numerator and denominator by a-√b
Fraction in the form 1/a-√b - correct answers:Multiply numerator and denominator by a+√b
, Quadratic Formula - correct answers:x = -b ± √(b² - 4ac)/2a
Completing the square - correct answers:x² + bx = (x + b/2)² - (b/2)²
Domain - correct answers:The set of possible inputs for a function
Range - correct answers:The set of possible outputs for a function
Roots - correct answers:For a function f(x), a solution of the equation f(x)=0.
Turning point - correct answers:If f(x)= a(x+p)² + q, the turning points are (-p,q)
Two distinct real roots - correct answers:If b² - 4ac > 0
One repeated root / Equal roots - correct answers:If b² - 4ac = 0
No real roots - correct answers:b² - 4ac < 0
Set notation for x > -2 and x ≤ 4 - correct answers:{x: -2 < ≤ 2}
Set notation for x ≤ -1 or x > 3 - correct answers:{x: x ≤ -1} U {x: x > 3}
Which values of x satisfy the inequality f(x) < g(x)? - correct answers:The values of x for which the curve y
= f(x) is below the curve y = g(x)
Which values of x satisfy the inequality f(x) > g(x)? - correct answers:The values of x for which the curve y
= f(x) is above the curve y = g(x)
%A(100%)Correct
a^m x a^n - correct answers:a^m+n
a^m/a^n - correct answers:a^m-n
(a^m)^n - correct answers:a^mn
(ab)^n - correct answers:a^n x b^n
a^1/m - correct answers:mth root of a
a^n/m - correct answers:mth root of a^n
a^-m - correct answers:1/a^m
a^0 - correct answers:1
√ab - correct answers:√a x √b
√a/b - correct answers:√a / √b
Fraction in the form 1/√a - correct answers:Multiply numerator and denominator by √a
Fraction in the form 1/a+√b - correct answers:Multiply numerator and denominator by a-√b
Fraction in the form 1/a-√b - correct answers:Multiply numerator and denominator by a+√b
, Quadratic Formula - correct answers:x = -b ± √(b² - 4ac)/2a
Completing the square - correct answers:x² + bx = (x + b/2)² - (b/2)²
Domain - correct answers:The set of possible inputs for a function
Range - correct answers:The set of possible outputs for a function
Roots - correct answers:For a function f(x), a solution of the equation f(x)=0.
Turning point - correct answers:If f(x)= a(x+p)² + q, the turning points are (-p,q)
Two distinct real roots - correct answers:If b² - 4ac > 0
One repeated root / Equal roots - correct answers:If b² - 4ac = 0
No real roots - correct answers:b² - 4ac < 0
Set notation for x > -2 and x ≤ 4 - correct answers:{x: -2 < ≤ 2}
Set notation for x ≤ -1 or x > 3 - correct answers:{x: x ≤ -1} U {x: x > 3}
Which values of x satisfy the inequality f(x) < g(x)? - correct answers:The values of x for which the curve y
= f(x) is below the curve y = g(x)
Which values of x satisfy the inequality f(x) > g(x)? - correct answers:The values of x for which the curve y
= f(x) is above the curve y = g(x)
