CrunchyBreadstick
23.09.2019 •
Mathematics
Au.s. nickel has a mass of 5.00 grams. a u.s. penny has a mass of 2.50 grams. what is the mass in kilograms of the coins in a bag containing 186 nickels and 72 pennies?
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Ответ:
72 pennies x 2.50 grams = 180 grams
930 + 180 = 1,110
1 kilogram and 110 grams
Ответ:
f(x) = 0
Step-by-step explanation:
f(x) = 5³ - 4(5)² - 7(5) + 10
f(x) = 125 - 4(25) - 35 + 10
f(x) = 125 -100 - 35 + 10
f(x) =25 -35 + 10
f(x) = -10 + 10
f(x) = 0