Trong không gian với hệ tọa độ Oxyz, cho hai vectơ a→(3;−1;2) và
b→(1;2;−3). Tính tọa độ
vectơ
a→+b→.

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

Tomas is making trail mix using granola and walnuts. he can spend a total of $12 on the ingredients. he buys 3 pounds of granola that costs $2.00 per pound. the walnuts cost $6 per pound. he uses the equation to represent the total cost, where x represents the number of pounds of granola and y represents the number of pounds of walnuts. he solves the equation for y, the number of pounds of walnuts he can buy. answer- b tomas added 6 to both sides of the equation instead of subtracting 6. just took the test

What is the least common factor of 6 and 8