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Abdulrazak umar Usman
Questions and answers by
Abdulrazak umar Usman
, page 2
Questions (125)
Q2. The sum of the first 16 terms of the sequence : 2,5,3,11,14,...,is
1 answer
15 views
Q2. The sum of the first 16 terms of the sequence: 2,5,8,11,14,.........s
1 answer
24 views
The sum of the first 16 terms of the sequence: 2,5,8,11,14,.........is
1 answer
15 views
The sum of the first 16 terms of the sequence: 2,5,8,11,14,.........is (A) 196 (B)197 (C)198 (D)199
1 answer
29 views
Q3. Which term of the sequence \overline{2187,729,243,...is1/9=?
(A)10 (B)11 (C)12 (D)13
1 answer
26 views
Q4. The nth term 7, in terms of n for the sequence: 3,5,7,9,...is
1 answer
26 views
Q5. Evaluate \frac{(4n+1)!}{(4n-1)!}
1 answer
16 views
Q6. The relationship between combination and permutation is
1 answer
15 views
Q6. The relationship between combination and permutation is
(A) nPr (B) nPr+1 (C) nPr /r! (D) nPr/r
1 answer
32 views
Q7. Expand (5-3x)^{3} by Pascal's triangle
(A) 125+225x+135x^{2}+27x^{3}+\cdot\cdot\cdot (C)
1 answer
43 views
Q8. Expand \frac{1}{(1+7x)^{1}} in ascending powers of x as far as the term in x^{2}
(A
1 answer
48 views
Q9. Suppose the equation x^{2}-3x+1=q(x-3) has equal roots. The possible value of o are
1 answer
15 views
Q10. Given that the roots of the equation 2x^{2}=-2x+3 are a and 3. The equations whose roots are 1/a.
1 answer
16 views
Q10. Given that the roots of the equation 2x^{2}=-2x+3 are a and 3. The equations whose roots are 1/a. and 1/b is
1 answer
15 views
Q10. Given that the roots of the equation 2x^{2}=-2x+3 are a and 3. The equations whose roots are 1/a. and 1/b if a
1 answer
16 views
Q10. Given that the roots of the equation 2x^{2}=-2x+3 are Alpha and Beta. The equations whose roots are 1/alpha and 1/Beta is
Q1
1 answer
31 views
What is the purpose of a timestamp" in a blockchain transaction?
1 answer
27 views
What is the function of a "cold wallet" in the context of cryptocurrency storage?
1 answer
25 views
Question.
Which blockchain network is designed to provide a decentralized, censorship-resistant domain name system (DNS)?
1 answer
48 views
Question.
Which blockchain network is designed to provide a decentralized, censorship-resistant domain name system (DNS)? (A)
1 answer
33 views
(c) 120
1. Particle that contains 8 protons, 9 neutrons and 7 electrons could be written as (d) 20 (3) 10 (6) 0 2. What is the
1 answer
9 views
(c) 120
1. Particle that contains 8 protons, 9 neutrons and 7 electrons could be written as
1 answer
14 views
Particle that contains 8 protons, 9 neutrons and 7 electrons could be written as
1 answer
12 views
What is the combined resistance of a 6-ohms resistor which is connected in series with a parallel Arrangement of two resistors
1 answer
15 views
Three point charges Q+10x10-12C, Q₂= -6 x 10-12C, and Q3+10x10-12C, are situated at the corners of an equilateral triangle of
1 answer
19 views
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