Ordinary level 2023 northwest regional mock additional mathematics 1
Ordinary level 2023 northwest regional mock additional mathematics 1
Simplifying A/50 -I- V50 gives
A. 25N/2
B. 5A/2
C. 10V2
P. 2V25
2. The conjugate of3 — 7A/6 is
A. 3+7V6
B. 7A/6— 3
C. —7\[6+3
D. -3+7V6
,c progression is
5
B. ~
2
C. 4
2
D.
3
Ihesumtoinfimtyof,a
with first term a and common ratior is givenby
A So,= 1*1<1
12.’
B. 5«,=
C. 500=I^,W<1
D. 5co=“.l*l<1
— ” “TT 7”
13. The value ofthe sum£5 »s
1
3. The value ofx for which 42*-2 = 1is
A. 2
B. 0
C. -2
D. 1
I
4. The value oflogs(16) is
A
‘ 3
rAv 30
B: 5
C. 11
D. 12
‘ ^i
• t
*’.4
B. 2
C –
2
14. The number of ways ofarranging the letters ofthe
word GRATITUDE is
5. Suppose a> 0 thenloga(2a — 2)=
A. loga-log(2a+2)
B. log2a+log(a-1)
C. loga2+log(a-1)
D. log2a-log(a+1)
8!
A. —!
2! ‘
9!
B. —!
2!
C. 8!
D. 9!
6. The degree ofthe polynomial:
/(*)=5×4 — x3+4x is
A. 3
B. 4
C. 5
D. 0
7. The quadratic equation x2 — x — 3= 0 has
A. Real and distinct roots
B. Real and equal roots
fv’>. MA JAW (roWUI nI fAAtr WWiU
D. Imaginary roots
8. The sum ofthe roots ofthe quadratic equation
x2 — 5JC+6= 0 is;
A. -5
B. 6
C. -1
D. 5
9. The remainder when the polynomial
fix’)=4×2-16 is divided by (x+2)is
A. -2
B. 4
C. 0
D. 2
15. “C0 =
A. n
B. 0
C. 2
D. 1
16. The number of ways 5 students can be selected from
7 students is;
A.
B. i2C
5
,2P
C. 5
D. 7Q
17. The expansion(x — has
A. 5 terms
B. 6 terms
C. 7terms
D. 8 terms
18. The term independentofx in the binomial
expansion of(1+2x)~2 is
A. -1
B. -2
C. 1
D. 2
10. Given that 4, 2a,and 9 are three consecutive terms of
a geometric progression. The value ofa is
A. -3
B. -6
C. -2
D.-4
