Find the inverse of the matrix. 
A.
B.
C.
D. No inverse
Answer: C
Mathematics
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If z = x² - xy + 7y² and (x,y) changes from (2, 1) to (1.85, 1.05) find dz.
What will be an ideal response?
Mathematics
Simplify the expression.0.2 - 0.3(x + 6) + 0.1 - 5
A. -0.3x - 10.7 B. -0.3x - 6.5 C. 0.3x - 2.9 D. x + 3.5
Mathematics
Write the ratio as a fraction in simplest form.28 to 32
A.
B.
C.
D.
Mathematics
Provide an appropriate response.Solve the following system algebraically:
Fill in the blank(s) with the appropriate word(s).
Mathematics