Find the distance between the pair of points. Where appropriate, give an approximation to three decimal places.(4, -1) and (6, -5)
A. 6
B. 12
? 20.785
C. 2
? 4.472
D. 12
Answer: C
Mathematics
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Find the mean. If necessary, round to one decimal place.15, 10, 4, 9, 4, 4, 5
A. 8.5 B. 6.8 C. 8.8 D. 7.3
Mathematics
Find the indicated cardinal number.Find n(D × B) given that B = {1, 3} and D = {7, 8, 9, 10}.
A.
| 8 |
B. 12
C. 16
D. 7
Mathematics
Solve the system of linear equations using matrices.
A. (0, -4) B. (-4, 0) C. (4, 0) D. (0, 4)
Mathematics
Solve the equation by completing the square. Then (i) give the exact solutions and (ii) give the solutions rounded to the nearest thousandth.x2 = 5 - 6x
A. (i) {-1 ± 
} (ii) {2.742, -4.742}
B. (i) {3 + 
} (ii) {6.742}
C. (i) {-3 ± 2
} (ii) {4.483}
D. (i) {-3 ± 
} (ii) {0.742, -6.742}
Mathematics