The zero product property tells us that if we have
xy=0, then we can assume that x and y both equal 0
so
(4k+5)(k+7)=0
we can assume that 4k+5=0 and k+7=0
so
4k+5=0
minus 5 both sides
4k=-5
divide both sides by 4
k=-5/4
k+7=0
minus 7 both sides
k=-7
k=-5/4 or -7
The answer is 1500g. There are 1000 grams in a kilogram so 1.5 x 1000 = 1500.
Answer:
Step-by-step explanation:
using form:
where a: starting number
where r: common ratio (in this case each next term is 3 times previous term)
Answer:
thats a long question my friend
Step-by-step explanation: