PreCalculus
Could someone check these? I'm finding the magnitude for 5 and 6. 5. v=3i+j My magnitude is 3.16 6. v=2i+3j My magnitude is 3.61 For 22 and 23 I'm finding each specified vector or scalar. u=2i-5j, v=-3i+7j, w=-i-6j 22. v+w answer: -4i+j 23. u-v answer: 5i-13j
PreCalculus
I'm having trouble with these problems.. Could someone please explain how to find the domain of either of these functions? 3. f(x) =(x-2)/(x^2+6x+8) 7. g(x)= sqrt[(9)/(x+3)]
English
Jane Eyre. And I was leaning towards B because when I think of gothic elements I think of words like demonic, fiery, passion/love, mystery...
English
Which of the following is NOT a Gothic element in this novel? A. the low, demonic laugh in the hall at midnight B. strange laughter in a hidden, upstairs room C. the mysterious fire in Rochester’s bedroom D. the young Jane’s growing love for the older, moody Rocheste...
Pre-Calculus
I'm having trouble with this problem because I'm not sure what to do with the 1.. 21. (x-5)^2+(y+2)^2=1 (x-(5))^2+(y+2)^2= ???? center= (5,2) radius= ???
Pre-Calculus
I'm currently working with parabolas, and I'm not sure if I am doing this specific problem correctly.. 12. x= y^2-6y+6 y= -b/2a = 6/2(1)= 6/2= 3 x= (3)^2+6(3)+6 x= 33 y=3 (33,3) <--- what I graphed
Pre-Calculus
45. log b sqrt 7x 46. log b sqrt (3/y) Could someone please explain these?
Pre-Calculus
My book doesn't explain how to do these problems.. The examples they tell me to refer to have no relevance whatsoever. Any help would be appreciated. Use the power property to rewrite each expression. 17. log_3(x)^2 18. log_2(x)^5 19. log_4(5)^-1 20. log_6(7)^-2
Pre-Calculus
Thank you
Pre-Calculus
Could someone check my answers? 25. 32^(2x-3)=2 Answer- x= 8/5 26. 9^(2x+1)=81 Answer- x= 1/2 27. 1/4=2^3x Answer- x= -2/3 28. 1/27=3^2x Answer- x= -3/2 29. 9^x=27 Answer- x= 3/2 30. 32^x=4 Answer- x= 2/5 31. 27^(x+1)=9 Answer- x= 1/2 32. 125^(x-2)=25 Answer- x= 7/2 33. 81^(x-...
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