Evaluate the following limits$.[2$ MARKS EACH$].$ For limits that are indeterminate, $0000,$ you must factor.

EXERCISE $1.$

limx$3$x$2+5$x$+6$x$29$limx$3$x$2+5$x$+6$x$29$

EXERCISE $2.$

limx$4$x$4$limx$4$x$4$

EXERCISE $3.$

limx$$x$16$x$2$x$$