--> HCF is always. ( ) a) multiple of LCM
b) factor of LCM
c) divisible by LCM
d) a and c both

Match each equation with the operation you can use to solve for the variable. subtract 10. divide by 10. divide by 5. subtract 18. multiply by 10. add 18. add 10. multiply by 5. 5 = 10p arrowright p + 10 = 18 arrowright p + 18 = 5 arrowright 5p = 10 arrowright

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11

Aword processing program requires a 7- digit registration code made up of the digits 1,2,4,5,6,7 and 9 each number has to be used and no number can be used mor than once how many codes are possible