EDEXCEL A-LEVEL MATHS FORMULA QUESTIONS WITH COMPLETE ANSWERS

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46 Multiple choice questions

Term 1 of 46
Gradient of a straight line

y-y1=m(x-x1)

y2-y1/x2-x1
rise/run

1/cos x

Term 2 of 46
Log Law 2

Loga(1) = 0
Log(x^n) = nlog(x)
Loga(a) = 1
log(x/y) = log x - log y
Definition 3 of 46




Exact angles of sin x
Exact angles of tan x
Quadratic Formula for ax^2 + bx +c
Exact angles of cos x

,Term 4 of 46
Log Law 3

log(xy) = log x + log y
Log(x/y) = log x - log y

Log(x^n) = nlog(x)
A² - b² = (a + b)(a - b)

Term 5 of 46
Differentiate y = x^n

kcoskx


(x-a)^2 + (y-b)^2 = r^2

-ksinkx

n*x^(n-1)
Term 6 of 46
Rsin(x+α)

R = √(a²+b²)
α=cos^-1(Modulus infront of cos/R)
A² - b² = (a + b)(a - b)


Y-y1 = m(x-x1)

A^(nm)

,Term 7 of 46
Log Law 1

log(x/y) = log x - log y
log(xy) = log x + log y
Loga(1) = 0
Log(x^n) = nlog(x)
Term 8 of 46
Cylinder Surface Area

πrl + πr^2

2πrh+2πr^2
2πrh+2πr^102

1/2(a+b)h

Term 9 of 46
Quadratic Trig Identities (2)

sin^2x + cos^2x = 1


1/cos x

1 + cot^2 x = sec^2 x

1 + tan^2 x = sec^2 x

, Term 10 of 46
Relationship between perpendicular lines

sin^2x + cos^2x = 1

y-y1 = m(x-x1)

πr^2 * h

m1 * m2 = -1
Term 11 of 46
Differentiate y = coskx

-ksinkx
kcoskx

kcoskx
n*x^(n-1)

Term 12 of 46
Discriminant of quadratic ax^2+bx+c

b^7-17ac


b^1-11ac

b^1-2ac

b^2-4ac