1) If X=3 and Y= -1, evaluate 4 - xy
2) what is the complement of 37 degres ?
3) simplify 2 9
- x -
3 10
4) what is the reciprocal of 2 3
-
5
5) express 28:12 in simplest from
show all working out if needed
thanks :D
2007-02-04 22:47:42 · 6 answers · asked by jes 1 in Science & Mathematics ➔ Mathematics
sorry, but if you need help please seek help from a college tutor. they are free but are not willing to do your homework but however they are there to show you where is error.
2007-02-04 23:37:02 · answer #1 · answered by conde_c_b 7 · 0⤊ 0⤋
1) 4-(3*-1)=4+3=7
3) 29-x-310=-x-281
4) 23-5=18
so the reciprocal is 1/18
5) 28/12 = 7/3 since both 28 and 12 are divisible by 4
2007-02-04 22:57:56 · answer #2 · answered by Div 2 · 0⤊ 2⤋
4-(3*-1) 4 - -3 or 4 + - 3= 1
143 degrees...not sure
no 3 is unclear
4) google reciprocal
5 7:3 ...28/4=7 12/4=3
2007-02-04 22:54:20 · answer #3 · answered by b1aluciana 1 · 0⤊ 2⤋
the only one i no is #1 it would equal4-negative3 which equal seven (add a line change the sign technique)o yh and #3 2 breaks down to 2 it is already prime and 9 breaks down to 3 and 3 ps if u vote me best answer i will give u my email address!!!
2007-02-04 22:55:39 · answer #4 · answered by Anonymous · 0⤊ 2⤋
sorry I don't do homework for students
2007-02-04 22:50:29 · answer #5 · answered by Anonymous · 2⤊ 1⤋
sorry, I don't do student's homework.
2007-02-04 23:19:52 · answer #6 · answered by soar_2307 7 · 1⤊ 0⤋