Solve the system by the Gauss-Jordan method.
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What will be an ideal response?



Mathematics

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Determine whether the set is well defined or not well defined. The set of children in fifth grade at Maple Elementary School that are girls

A. well defined B. not well defined

Mathematics

Divide the polynomial by the monomial.

A. 20 B. 10x6 + 10x3 + x C. 10x5 + 10x2 + x D. 10x5 + 10x3 + x2

Mathematics

Solve the problem. Round money to the nearest cent, if necessary, rates to the nearest whole percent, and time to the nearest month.If $145.83 in interest is paid on a loan at 7% for 5 months, what is the principal?

A. $4999.89 B. $1000 C. $7000 D. $4200

Mathematics

Solve.In an electrical circuit, let V represent the electromagnetic force in volts at t seconds. Assume . Find the smallest positive value of t where  for .

A.  sec
B.  sec
C. 0 sec
D.  sec

Mathematics