Published: 13 Jun 2018 › Updated: 13 Jun 2018
7g hist
- If the number 31200 is put in the form 3.12 ×10n, the value of n is
A. 1 B. 2 C. 2 D. 4 E. 5 - The scientific notation 3.5 ×103 multiplied by 3 is
A. 1.05 ×102 B.1.05×1010 C. 1.05×103 D.1.05×109 E. 1.05×104 - The scientific notation 8.2×10-4 + 5.4×10-4=………
A.1.35×10-5 B. 1.36×10-4 C.1.36×10-3 D.1.36×10-7 E.1.36×103 - Which of the following is (are) true?
A.log〖(xy) 〗=logx + logy B. (logx )^n = n logx C. log_101=0
D.log_xx=1 E.log(x/y)= logx-logy - Which of the following is (are) true?
1.logM/logN =logM-logN 2.log∛M=3 logM 3.log_√aM =2log_aM
A. 1 only B. 2 only C. 3 only D. 1 and only E. None of them
6.Which of the following is (are) true?
1.The point which lies in the fourth quadrant is
A.(3,2) B.(3,-2) C.(-3,2) D.(-3,-2) E.(3,0) - The point on the Y –axis is
A.(4,-5) B.(4,0) C.(0,-5) D.(-4,-5) E.(-4,5)
3.The point in the X-axis is
A.(-1,6) B.(1,-6) C.(-1,-6) D.(0,6) E.(6,0) - Which pair of points given below will determine a vertical line?
A.(3,5) and (-3,5) B.(2,3) and (3,2) C. (2,4) and (2,-2)
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