Plane Trigonometry – Trigonometric Identities – Express (sin4x – sin3x) over (cos4x + cos3x) in terms of sinx and cosx
Plane Trigonometry – Trigonometric Identities – If CD is nearer in B and CD equals 4, find the length of EB
Algebra – Progression Problem – Evaluate 1 times 2 raise to -1 + 3 times 2 raise to -2 + 5 times 2 raise to -3 + 7 times 2 raise to -4 +
Algebra – Progression Problem – Compute ∑ n(1 over 5) raise to n with lower limit n = 0 and upper limit equal infinity