Answer:
11 dimes NAD QUARTERS *i think*
Step-by-step explanation:
Answer:
cos beta = 3 /5 ............
Answer:
13x-5y-10
Step-by-step explanation:
Answer:
$190
Step-by-step explanation:
he spent 3/7·(280), or $120 on a present
he spent 1/4·(280), or $70 on a meal
he spent $190 altogether
Answer:
Explanation:
Compute the magnitude:
∣∣→a∣∣=√(−10)2+62+(−7)2
∣∣→a∣∣=√100+36+49
∣∣→a∣∣=√185
To obtain the unit vector of →a=(−10,6,−7), we divide each component by √185 but we should rationalize 1√185 to √185185:
ˆa=(−10√185185,6√185185,−7√185185)
Step-by-step explanation:
plz make me as a brainliest