Find AB, If Possible $A = \left[ \begin{array} { r r r } 4 & 3 & 7 \\ - 3 & 8 & 0 \end{array} \right]$

question 53

Multiple Choice

Find AB, if possible.
- $A = \left[ \begin{array} { r r r } 4 & 3 & 7 \\ - 3 & 8 & 0 \end{array} \right]$ and $B = \left[ \begin{array} { r r r } - 6 & 7 & - 2 \\ 7 & 1 & - 6 \end{array} \right]$

• A) \(\left[ \begin{array} { r r } - 23 & 7 \\ 2 & 35 \end{array} \right]\)
• B) \(\left[ \begin{array} { r r r } - 2 & 10 & 5 \\ 4 & 9 & - 6 \end{array} \right]\)
• C) \(\left[ \begin{array} { r r } - 25 & 49 \\ 34 & - 77 \end{array} \right]\)
• D) Not possible

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Definitions:

Alleles

Genes governing variation of the same character that occupy corresponding positions (loci) on homologous chromosomes; alternative forms of a gene.

Genotype

The genetic makeup of, or combination of alleles in, an individual. Compare with phenotype.

Genetic Makeup

The complete set of genes or genetic material present in a cell or organism.

Gametes

Gametes that merge in the process of sexual reproduction to create a new life form.