$\left[\begin{array}{ccc}-3&0&-2\\9&0&5\\6&0&-12\end{array}\right] \\D(system)= |-3|\left[\begin{array}{ccc}0&5\\0&-12\\\end{array}\right]-0 \left[\begin{array}{ccc}9&5\\6&-12\\\end{array}\right] +|-2| \left[\begin{array}{ccc}9&0\\6&0\\\end{array}\right] \\=3*0-0+0=0\\
determinant of system is 0$

8 0

2 years ago

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A gardener planted 456 roses. 1/4 of them were red.how many of then were red?

weqwewe [10]

Answer:

114

Step-by-step explanation:

456 devided by 4 equals 114

4 0

2 years ago

A kite is a quadrilateral with two pairs of adjacent, congruent sides. Prove the two angles between non-congruent sides are cong

ch4aika [34]

Quadrilateral ABCD is a kite AB is congruent to AD -- definition of a kite BC is congruent to DC -- definition of a kite draw a line segment AC AC is congruent to itself -- identity triangle ABC is congruent to triangle ADC -- SSS angle ABC is congruent to ADC QED

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2 years ago

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