Questions and answers by

Benedict

Questions (16)

Explain 4 ways of promoting technology and science in Ghana
1. 1 answer
2. 83 views
If log2(3𝑥 + 𝑦) = 1 and log2 (𝑥 𝑦 ) = −2, find the values 𝑜𝑓 𝑥 𝑎𝑛𝑑 𝑦 A. 𝑥 = 8 5 , 𝑦 =
1. 1 answer
2. 164 views
The function, f is defined by 𝑓: 𝑥 → 2𝑥−3𝑥 , 𝑥 ≠ 0. Find 𝑓−1 A. 3 𝑥−2 B. 3 2−𝑥 C. 2 𝑥−3
1. 3 answers
2. 203 views
Given that tan 𝜃 = 2, 𝑓𝑖𝑛𝑑 sin 𝜃A. −52√2 B. 5√ 2 2 C. −25√5 D. 2√ 5 5
1. 3 answers
2. 173 views
9. Find the fourth term in the expansion of(3𝑥 − 𝑦)6 A. −540𝑥3𝑦3 B. −540𝑥4𝑦2 C. 540𝑥3𝑦3 D.
1. 1 answer
2. 184 views
Given that tan 𝑥 = 512 𝑎𝑛𝑑 tan 𝑦 = 3 4 , find tan(𝑥 + 𝑦) A. 7 6 B. 16 33 C. 33 16 D. 56 33
1. 1 answer
2. 126 views
Given that −6, − 2 12 , . . . , 71 is a linear sequence, Calculate the number of terms in the sequence. A. 21 B. 22 C. 23 D.
1. 1 answer
2. 124 views
Find the angle between the lines whosegradients are 4 and 2 A. 12.5° B.14.1° C. 26.8° D. 33.7°
1. 3 answers
2. 166 views
Find the coefficient of𝑥3 𝑖𝑛 𝑡ℎ𝑒 𝑒𝑥𝑝𝑎𝑛𝑠𝑖𝑜𝑛 𝑜𝑓 1 1+𝑥 A. -1 B. -6 C. 1 D. 6
1. 1 answer
2. 107 views
Given that(𝑥 − 𝐴)2 + 𝐵 = 𝑥2 − 10𝑥 + 29, 𝑓𝑖𝑛𝑑 𝑡ℎ𝑒 𝑣𝑎𝑙𝑢𝑒 𝑜𝑓 𝐴 +
1. 1 answer
2. 145 views
If log3 𝑎 + 2 = 3log3 𝑏 , express 𝑎 in terms of 𝑏.A. 𝑎 = 𝑏3 9 B.𝑎 = 𝑏3 − 9 C.𝑎 = 9𝑏3 D. 𝑎 =
1. 3 answers
2. 219 views
The quadratic function 𝑓(𝑥) which is exactly divisible by 2𝑥 + 1 and has remainder -6 and -5when divided by 𝑥 − 1
1. 1 answer
2. 181 views
Find 𝐹(𝑥), if 𝑓(𝑥 − 2) = 𝑥3 + 3𝑥2 − 3𝑥 + 7
1. 1 answer
2. 168 views
A geometric progression (G.P) has common ratio 2. Find the value of 𝑛 for which the sum of2𝑛 terms is 33 times the sum of
1. 1 answer
2. 161 views
In triangle ABC, B=25.6°, C=124.4°, c=39.2cm. Solve the triangle completely
1. 1 answer
2. 104 views
With examples explain evolutionary significance of the stem in plant's life
1. 1 answer
2. 193 views