Question 1Simplify $$\frac{16}{{81}^{-\frac34}} $$A.8/17B.27/4C.8/27D.2/3E.9/4Objective Show full explanation
Question 2If x = $$\frac{a^n + a^{-n}}2$$ and y = $$\frac{a^n - a^{-n}}2$$. Find the value of x2 - y2A.5B.4C.1D.3E.2Objective Show full explanation
Question 3What's the remainder when 4x3 - 5x + 2 is divided by (x- 1). A.1B.4C.3D.-1E.-2Objective Show full explanation
Question 4If a = 2 + √3 find the value of a = 1/aA.√3B.3√5C.3√5D.2√3E.√5Objective Show full explanation
Question 5The 2nd and 5th terms of a geometric progression are 24 and 81 respectively find the common ratioA.2/3B.3/2C.5/2D.7/2E.9/4 Objective Show full explanation
Question 6A family of 5 is to sit round a dining table. In how many different ways possible can they sit? A.12B.16C.24D.8E.14 Objective Show full explanation
Question 7If Sin0 = 1/3, 0 is acute find the value of tan 0 A.√3/2B.√5/4C.√7/4D.√2/4E.12/13Objective Show full explanation
Question 8An article bought for N8.75 was sold for N6.65. What is the percentage loss?A.12%B.15%C.21%D.24%E.16%Objective Show full explanation
Question 9A student's annual interest on his savings account is N5.00. If the rate of interest is 9 1/2%, find the amount he deposited to the nearest naira.A.N53.14B.N47.63C.N52.63D.N51.15E.N41.65Objective Show full explanation
Question 10The percentage score of 10 students in a test are 12, 56, 42, 21, 25, 18, 10, 53, 42, 24, what is the median score?A.25.4B.27.6C.26.3D.27.5E.24.5Objective Show full explanation