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Yes No answer

Posted: Sun Oct 03, 2021 12:42 pm
by answerhappygod
Yes No answer
Yes No Answer 1
Yes No Answer 1 (25.96 KiB) Viewed 107 times
Determine which of the following subsets of R3 are subspaces of R3 ? 1. {, y, z)? | 3x - 7y + 6z= -9} ? 2. {[z, y, 21 | 2 > 0, y > 0, 2>0} ? 3. {[9c - 6y, -32 + 5y, 7x - 5y]| 2, y arbitrary numbers } ? 4.{[,x + 2, +47 | 1 arbitrary number} ? 5. {z, y, z)? |2x + 4y - 8z = 0} ? 6.{{1,9, 2]| - 2x - 4y = 0, 8x + 9z=0} ? 7. {[97, -32, 7x7 | arbitrary number}

12 Express the vector v = as a linear combination of x = and y = -15 V= x+ y.

-18 Let v1 = and y = For what value of h is y in the plane spanned by V1 and v2? h=