Answer:
Walang teksto kaya hindi ko alam kung paano ka matutulungan humihingi ng paumanhin.
Explanation:
A triangle has side lengths of (10a+9)(10a+9) centimeters, (8a-3)(8a−3) centimeters, and (10b+7)(10b+7) centimeters. Which expression represents the perimeter, in centimeters, of the triangle
Answer:s
1.1 Multiplication and Division
1. (a) 20 (b) 21 (c) 36 (d) 42 (e) 45 (f) 18
(g) 28 (h) 49 (i) 40 (j) 8 (k) 9 (l) 4
(m) 7 (n) 7 (o) 9 (p) 0 (q) 0 (r) 0
2. (a) 3 (b) 7 (c) 4 (d) 8 (e) 3 (f) 4 (g) 9
(h) 7 (i) 3 (j) 7 (k) 4 (l) 5 (m) 2 (n) 4
(o) 7 (p) 0 (q) 0 (r) 0
3. 24
4. 27
5. (a) 16 (b) 28 (c) 32
6. (a) 6 (b) 3 (c) 4
7. 8
8. (a) 35 (b) 14 (c) 42
9. (a) Daniel 70p, Joel 56p (b) Daniel has 14p more than Joel
10. (a) 80 (b) 64 (c) 40
11. £6
12. (a) 9 (b) 7, with 1 left over
13. Team A: 7, Team B: 21, Team C: 14, Team D: 14 14. (a) 7 (b) 5
1.2 Squares, Cubes, Square Roots and Cube Roots
1. (a) 25 (b) 36 (c) 1 (d) 49 (e) 6 (f) 1 (g) 7
(h) 5
2. (a) 27 (b) 64 (c) 216 (d) 1000 (e) 3 (f) 10
(g) 6 (h) 4
3. (a) 100 (b) 4 (c) 16 (d) 49 (e) 64 (f) 81
(g) 1 (h) 343 (i) 512 (j) 0 (k) 0 (l) 8
4. (a) 10 (b) 2 (c) 9 (d) 8 (e) 4 (f) 3
5. (a) 144 (b) 121 (c) 3375 (d) 2197 (e) 169 (f) 225
(g) 400 (h) 1331 (i) 11 (j) 20 (k) 13 (l) 15
(m) 15 (n) 13 (o) 12 (p) 11
6. (a) 52 (b) 5 (c) 116 (d) 25 (e) 16 (f) 72
(g) 1001 (h) 100
MEP Pupil Text 1-6 Answers
252
1.3 Index Notation
1. (a) 45
(b) 33
(c) 67
(d) 74
(e) 183
(f) 192
(g) 46 (h) 75
(i) 106
(j) 1005
2. (a) 81 (b) 625 (c) 2401 (d) 10 000 (e) 1 (f) 729
(g) 128 (h) 2 (i) 4096 (j) 4 (k) 1 (l) 25
3. (a) 211 (b) 39
(c) 313 (d) 45
(e) 54
(f) 55
(g) 42 (h) 53
(i) 32 (j) 74
(k) 172 (l) 94
(m) 45
(n) 416 (o) 36 (p) 3 1 0 = (q) 3 3 1 =
(r) 35 (s) 37
(t) 47 (u) 50
4. (a) 22 (b) 23
(c) 24 (d) 26
(e) 33
(f) 52
(g) 43
(h) 34
(i) 53
5. (a) 313 (b) 28
(c) 411 (d) 310 (e) 29
(f) 210
(g) 35 (h) 37
(i) 35 (j) 810 (k) 73
(l) 92
(m) 2 4 4 2 or (n) 23
(o) 23
6. (a) 23
(b) 103
(c) 24 (d) 33
(e) 34
(f) 104
(g) 54
(h) 43
(i) 64
(j) 20 (k) 62
(l) 50
7. (a) 26
(b) 34
(c) 66
(d) 56
(e) 28
(f) 46
(g) 38
(h) 58
(i) 36
8. (a) 28
(b) 24 (c) 310 (d) 53
(e) 105 3
( ) (f) 75 4
( )
9. (a) 36 (b) 214 (c) 512 (d) 73
(e) 74
(f) 27
(g) 3 1 0 = (h) 4 4 1 = (i) 2 2 1 =
10. (a) a5
(b) a10 (c) x9 (d) x2 (e) y3
(f) p3
(g) q3
(h) x8
(i) b3
(j) b6
(k) c3
(l) x5
(m) y2
(n) x 0 = 1 (o) x8
(p) p4 (q) x3
(r) y4
(s) x 0 = 1 (t) x x 1 = (u) x12 (v) x8
(w) x15
(x) x54
11. (a) p = 3 (b) q = 0
12. 2 4 x
MEP Pupil Text 1-6 Answers
253
1.4 Factors
1. (a) 1, 2, 7, 14 (b) 1, 3, 9, 27 (c) 1, 2, 3, 6 (d) 1, 3, 5, 15
(e) 1, 2, 3, 6, 9, 18 (f) 1, 5, 25 (g) 1, 2, 4, 5, 8, 10, 20, 40
(h) 1, 2, 4, 5, 10, 20, 25, 50, 100 (i) 1, 3, 5, 9, 15, 45
(j) 1, 2, 5, 10, 25, 50 (k) 1, 2, 3, 4, 6, 9, 12, 18, 36 (l) 1, 2, 4, 7, 14, 28
2. (a) 1 10 2 5 5 2 10 1 × ×× × ,,, (b) 1 82 44 28 1 ×× × × ,,,
(c) 1 77 1 × × , (d) 1 93 39 1 ××× , ,
(e) 1 16 2 8 4 4 8 2 16 1 × ××× × ,,,, (f) 1 22 2 11 11 2 22 1 ×× ×× ,,,
(g) 1 11 11 1 × × ,
(h) 1 24 2 12 3 8 4 6 6 4 8 3 12 2 × × ×××× × , ,,,,, , 24 1 ×
3. (a) 4 (b) 3 (c) 3 (d) 4 (e) 5 (f) 4 (g) 11
(h) 1
4. (a) 6, 10, 20, 8, 2, 24, 4 (b) 10, 20, 15, 55
5. (a) (i) 20, 22, 24, 26 (ii) 21, 24, 27 (iii) 20, 25
(b) prime numbers
6. (a) (i) 16 (ii) 18 (b) (i) 25 (ii) 27
1.5 Prime Factors
1. 2, 3, 5, 7, 13, 19, 23
2. 53, 59
3. (a) 2 5 × (b) 237 × × (c) 2 17 2 × (d) 2 37 3 × ×
(e) 2 53 × (f) 23 5 3 × × (g) 3 11 13 × × (h) 3 5 11 2 × ×
(i) 7 11 13 × ×
4. (a) 32 25 = and 56 2 7 3 = × (b) 2 8 3 (= )
5. (a) 236 × = (b) 236 × = (c) 3 5 15 × = (d) 2
(e) 2 5 10 × = (f) 5 7 35 × = (g) 2 3 24 3 × =
(h) 2 3 13 78 ×× = (i) 3 7 147 2 × =
6. (a) 45 3 5 2 = × , 99 3 11 2 = × , 135 3 5 3 = ×
(b) (i) 3 9 2 = (ii) 3 9 2 = (iii) 3 5 45 2 × = (c) 3 9 2 =
7. (a) 5 (b) 3 5 45 2 × = (c) 2 8 3 = (d) 2 5 10 × =
(e) 2 3 24 3 × = (f) 2 3 5 30 ××= (g) 2 3 108 2 3 × =
(h) 2 11 44 2 × = (i) 2 3 7 252 2 2 × ×=
MEP Pupil Text 1-6 Answers
254
1.6 Further Index Notation
1. (a) 1
16 (b) 1
8
(c) 1
6
(d) 1
7
(e) 3 (f) 8 (g) 2
(h) 3 (i) 1 (j) 1
25 (k) 8 (l) 32 (m) 2187
(n) 125 (o) 1
2
2. (a) – 4 (b) – 1 (c) – 3 (d) 1
2
(e) − 1
2
(f) 2
(g) 3 (h) – 1 (i) 1
3
(j) – 1 (k) – 2 (l) – 2
(m) – 3 (n) 1
2
(o) – 2 (p) 1
3
(q) 2
3
(r) 2
5
3. (a) 0.125 (b) 0.05 (c) 2 (d) 4 (e) 1
225 = 0 004444 . ...
(f) 0.000125 (g) 729 (h) 27 (i) 1
2
(j) 1728
(k) 62748517 (l) 1331
4. (a) 1
a
(b) a10 (c) a4 (d) 1
6 a
(e) 1
2 a
(f) 1
6 a
(g) a8
(h) a
5
2 (i) 1
3
2 a
(j) a2 (k) 1
3 a
(l) a3
(m) a
b
2
2 (n) a
b
6
12 (o) a b 12 2 (p) b
a
4
4 (q) a
b
8
12
(r) m
n
2
6 (s) a
b
3
5 (t) m
a
2
(u) c
a b
3
4 (v) x
m2
(w) z
x y
12
8 4 (x) b
a
16
3
2
5. (a) 1
9
(b) a4 (c) y = 5
2
Explanation:
pls rain list
Choose the correct word.
Which word is not mixed up with the others when trying to say "when" in German?
O als
O wenn
оооо
ob
wann
Answer:
wann
Explanation:
This is how You ask when in german.
help pls
.......................
Answer:
1-dir
2-mir
3-uns
4-ihr
5-dich
6-ihnen
7-ihn
8-ihr
Explanation:
True or False:
"Wenn" and "als" mean the exact same thing in English.
O True
O False
Answer:
True
Explanation:
Actually if you translate it "Wenn" it means when or if
and "als" is pretty hard to really translate into english but you could say when as well so it is correct